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Neynar

Neynar is the complete Farcaster developer platform providing infrastructure REST APIs for querying casts, channels, user profiles, feeds, reactions, and building applications on the Farcaster decentralized social protocol. As of January 2026, Neynar acquired Farcaster from Merkle Manufactures, taking operational responsibility for the protocol, client, and related infrastructure.

agent native

Real signal across most facets with visible, nameable gaps — the contract exists but is thin, or the portal is good while governance and commercial terms are absent.

Kin Score

API Evangelist profiles Neynar the way a machine reads it — 595 machine-readable artifacts across 2 APIs, pulled from the provider's own public surface and indexed so a developer, an analyst, or an AI agent can evaluate it against every other provider on the network.

Every provider in the network is reduced to the same set of machine-readable artifacts — OpenAPI contracts, event specifications, GraphQL schemas, runnable collections, pricing and rate-limit signals, security posture, OAuth scopes, and the agent surfaces (MCP servers and skills) that let software drive the API on its own. We profile them because the interface is the part of a company you can actually inspect: it is a truer signal of what a provider does than any marketing page. From those artifacts we compute the Kin Score — Neynar scores 42.7/100 (developing), with a separate agent-readiness read of 41/100 (agent native). The full breakdown is below, followed by every artifact we hold — each card links through to its machine-readable definition on apis.io.

Kin Score

This is the API Evangelist rating — a single, repeatable read computed from the artifacts on this page. Green fill is points earned; the red track is points possible, so every bar shows earned-versus-possible at a glance. Every facet and dimension name is a link: it opens that measurement's page on APIs.io, where the rating runs across the whole catalog — the exact checks that feed it, how every profiled provider distributes on it, and who is at the top of it.

Kin Score Kin Score How this is scored →
scored 2026-09-08 · rubric v0.20.0
Composite quality — 42.7/100 · developing
Contract Quality 15.9 / 25
Access Clarity 7.9 / 20
Discoverability 5.2 / 10
Neynar Kin Score — API readiness rating by API Evangelist

Put this on your own site. The badge is drawn live from Neynar's current Kin Score — paste it once and it updates itself every time the score is recomputed. It follows your visitor's light or dark setting, and it links back here so anyone who sees it can read the full breakdown.

<!-- Kin Score · API Evangelist -->
<a href="https://providers.apievangelist.com/providers/neynar/"
   title="Neynar on API Evangelist — API profile and Kin Score">
  <img src="https://apis.io/badge/neynar.svg"
       alt="Neynar Kin Score — API readiness rating by API Evangelist" width="150" height="150" loading="lazy">
</a>

More shapes, themes and sizes → · Score as JSON · How badges work

How we profile Neynar

Each block below is one kind of artifact we hold for Neynar. For each we say what it is and why it earns a place in the profile, then list every one we've indexed — capped at two rows, scroll within the panel for the rest.

APIs 39

Each API is captured as its own OpenAPI definition — every operation, parameter, and response. This is the single most useful machine-readable description of what an API does, and it's what lets us score, lint, mock, and generate against it without asking the provider for anything.

Individual APIs this provider publishes, each with its own machine-readable definition.

Neynar Action API

Securely communicate and perform actions on behalf of users across different apps

Neynar Agents API

Operations for building AI agents

Neynar App Host API

Operations related to mini app host notifications

Neynar AuthAddress API

The AuthAddress API from Neynar — 2 operation(s) for authaddress.

Neynar Ban API

Operations related to a ban

Neynar Block API

Operations related to a block

Neynar Cast API

Operations related to cast

Neynar Casts API

Operations related to casts.

Neynar Channel API

Operations related to channels

Neynar Feed API

Operations related to feed

Neynar Fids API

Operations related to FIDs.

Neynar fname API

Operations related to fname

Neynar Follows API

Operations related to follows

Neynar Frame API

Operations related to mini apps

Neynar HubEvents API

Operations related to hub events.

Neynar Info API

Operations related to hub information.

Neynar Links API

Operations related to links.

Neynar Login API

Operations related to login

Neynar Message API

Operations related to messages.

Neynar Metrics API

Operations related to retrieving metrics

Neynar Mute API

Operations related to a mute

Neynar Notifications API

Operations related to notifications

Neynar Onchain API

Operations related to onchain data

Neynar OnChainEvents API

Operations related to on-chain events.

Neynar organization API

The organization API from Neynar — 1 operation(s) for organization.

Neynar portal API

The portal API from Neynar — 3 operation(s) for portal.

Neynar Reaction API

Operations related to reaction

Neynar Reactions API

Operations related to reactions.

Neynar Signer API

Operations related to signer

Neynar Storage API

Operations related to storage

Neynar studio API

The studio API from Neynar — 32 operation(s) for studio.

Neynar Subscribers API

Operations related to a subscriptions

Neynar subscription API

The subscription API from Neynar — 2 operation(s) for subscription.

Neynar Topic API

The Topic API from Neynar — 1 operation(s) for topic.

Neynar User API

Operations related to user

Neynar UserData API

Operations related to user data.

Neynar Usernames API

Operations related to usernames.

Neynar Verifications API

Operations related to verifications.

Neynar Webhook API

Operations related to a webhook

Scroll within the panel for all 39 ·

Open Collections 40

Open, tool-agnostic collections carry the same runnable value as Postman without locking you to one client — the portable, forkable form of the same exercise.

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

API Collection

OPEN COLLECTION

Neynar Action API

OPEN COLLECTION

Neynar Action Agents API

OPEN COLLECTION

Neynar Action Ban API

OPEN COLLECTION

Neynar Action Block API

OPEN COLLECTION

Neynar Action Cast API

OPEN COLLECTION

Neynar Action Casts API

OPEN COLLECTION

Neynar Action Channel API

OPEN COLLECTION

Neynar Action Feed API

OPEN COLLECTION

Neynar Action Fids API

OPEN COLLECTION

Neynar Action fname API

OPEN COLLECTION

Neynar Action Follows API

OPEN COLLECTION

Neynar Action Frame API

OPEN COLLECTION

Neynar Action Info API

OPEN COLLECTION

Neynar Action Links API

OPEN COLLECTION

Neynar Action Login API

OPEN COLLECTION

Neynar Action Message API

OPEN COLLECTION

Neynar Action Metrics API

OPEN COLLECTION

Neynar Action Mute API

OPEN COLLECTION

Neynar Action Onchain API

OPEN COLLECTION

Neynar Action portal API

OPEN COLLECTION

Neynar Action Signer API

OPEN COLLECTION

Neynar Action Storage API

OPEN COLLECTION

Neynar Action studio API

OPEN COLLECTION

Neynar Action Topic API

OPEN COLLECTION

Neynar Action User API

OPEN COLLECTION

Neynar Action Webhook API

OPEN COLLECTION

Scroll within the panel for all 40 ·

GraphQL 1

Where a provider ships GraphQL, the schema is the contract. We profile it alongside the REST surface so the whole interface is legible in one place.

GraphQL schemas published by this provider.

Neynar GraphQL Schema

Neynar is the leading Farcaster API provider and, as of January 2026, the operational owner of the Farcaster protocol. Neynar exposes its developer platform as a REST API (OpenA...

GRAPHQL

Pricing Plans 1

Pricing is part of the interface. Machine-readable plans tell you what a tier costs and includes before you commit — one of the things the Kin Score reads for access clarity — renamed from commercial clarity in rubric 0.12, because a free statutory interface has access terms and no commercial ones.

Published pricing tiers and plan structures.

Plans

5 plans

PLANS

Rate Limits 1

Rate limits are the difference between a demo that works and a production integration that doesn't fall over. Publishing them is an operational-transparency signal — and a hard requirement for any agent that plans its own throughput.

Documented rate limits and quota policies.

Rate Limits

0 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals let a buyer model the financial operations of an API before it's live. We profile them for the same reason we profile pricing: the money is part of the contract.

Cost, billing, and metering signals for API financial operations.

Finops

FINOPS

Semantic Vocabularies 9

JSON-LD contexts give the data shared meaning across APIs. We profile them because semantics are what let a machine reconcile 'customer' here with 'customer' somewhere else.

JSON-LD contexts and semantic vocabularies used across these APIs.

Cast Context

0 classes · 0 properties

JSON-LD

Channel Context

0 classes · 0 properties

JSON-LD

context Context

0 classes · 29 properties

JSON-LD

Frame Context

0 classes · 0 properties

JSON-LD

Hub Context

0 classes · 5 properties

JSON-LD

Notification Context

0 classes · 0 properties

JSON-LD

Signer Context

0 classes · 0 properties

JSON-LD

User Context

0 classes · 0 properties

JSON-LD

Webhook Context

0 classes · 0 properties

JSON-LD

Scroll within the panel for all 9 ·

Spectral Rules 1

Governance rulesets we run against this provider's specs — the automated checks behind parts of the score. Profiling them makes the quality bar explicit and re-runnable, not a matter of opinion.

Neynar API Rules

5 rules · 3 warnings

SPECTRAL

JSON Schema 299

Standalone JSON Schema definitions describe the data models behind the API. We profile them so the shapes are validatable on their own — useful long after a single request is forgotten.

Standalone JSON Schema definitions for this provider's data models.

AddressBalance

3 properties

JSON SCHEMA

AddVerificationReqBody

6 properties

JSON SCHEMA

AppHostGetEventResponse

2 properties

JSON SCHEMA

AppHostPostEventReqBody

0 properties

JSON SCHEMA

AppHostPostEventResponse

2 properties

JSON SCHEMA

AppHostUserStateResponse

1 properties

JSON SCHEMA

AuthorizationUrlResponse

1 properties

JSON SCHEMA

BalanceResponse

1 properties

JSON SCHEMA

BanListResponse

2 properties

JSON SCHEMA

BanRecord

3 properties

JSON SCHEMA

BanReqBody

1 properties

JSON SCHEMA

BanResponse

2 properties

JSON SCHEMA

BestFriendsResponse

2 properties

JSON SCHEMA

BlockListResponse

2 properties

JSON SCHEMA

BlockRecord

4 properties

JSON SCHEMA

BlockReqBody

2 properties

JSON SCHEMA

BulkCastsResponse

1 properties

JSON SCHEMA

BulkFollowResponse

2 properties

JSON SCHEMA

BulkRelevantFungibleOwnersResponse

0 properties

JSON SCHEMA

BulkUsersByAddressResponse

0 properties

JSON SCHEMA

BulkUsersResponse

1 properties

JSON SCHEMA

BuyStorageReqBody

3 properties

JSON SCHEMA

Cast

22 properties

JSON SCHEMA

CastAndConversations

23 properties

JSON SCHEMA

CastAndConversationsRef

23 properties

JSON SCHEMA

CastDehydrated

4 properties

JSON SCHEMA

CastEmbedCrawlResponse

1 properties

JSON SCHEMA

CastEmbedded

11 properties

JSON SCHEMA

CastId

2 properties

JSON SCHEMA

CastNotificationType

0 properties

JSON SCHEMA

CastParent

0 properties

JSON SCHEMA

CastReactions

4 properties

JSON SCHEMA

CastReplies

1 properties

JSON SCHEMA

CastResponse

1 properties

JSON SCHEMA

CastsMetrics

3 properties

JSON SCHEMA

CastsMetricsResponse

1 properties

JSON SCHEMA

CastsResponse

1 properties

JSON SCHEMA

CastsSearchResponse

1 properties

JSON SCHEMA

CastViewerContext

2 properties

JSON SCHEMA

Channel

19 properties

JSON SCHEMA

ChannelActivity

5 properties

JSON SCHEMA

ChannelDehydrated

5 properties

JSON SCHEMA

ChannelFollowReqBody

2 properties

JSON SCHEMA

ChannelId

0 properties

JSON SCHEMA

ChannelListResponse

2 properties

JSON SCHEMA

ChannelMember

4 properties

JSON SCHEMA

ChannelMemberInvite

4 properties

JSON SCHEMA

ChannelMemberInviteListResponse

2 properties

JSON SCHEMA

ChannelMemberListResponse

2 properties

JSON SCHEMA

ChannelMemberRole

0 properties

JSON SCHEMA

ChannelOrChannelDehydrated

0 properties

JSON SCHEMA

ChannelResponse

1 properties

JSON SCHEMA

ChannelResponseBulk

1 properties

JSON SCHEMA

ChannelSearchResponse

2 properties

JSON SCHEMA

ChannelUserContext

2 properties

JSON SCHEMA

ConflictErrorRes

4 properties

JSON SCHEMA

Conversation

2 properties

JSON SCHEMA

ConversationSummary

1 properties

JSON SCHEMA

DeleteCastReqBody

2 properties

JSON SCHEMA

DeployFungibleReqBody

12 properties

JSON SCHEMA

DeployFungibleResponse

1 properties

JSON SCHEMA

DeveloperManagedSigner

4 properties

JSON SCHEMA

Ed25519PublicKey

0 properties

JSON SCHEMA

Embed

0 properties

JSON SCHEMA

EmbedCast

2 properties

JSON SCHEMA

EmbedCastDeep

2 properties

JSON SCHEMA

EmbedDeep

0 properties

JSON SCHEMA

EmbedUrl

2 properties

JSON SCHEMA

EmbedUrlMetadata

7 properties

JSON SCHEMA

EncodedJsonFarcasterSignature

3 properties

JSON SCHEMA

ErrorRes

4 properties

JSON SCHEMA

EthAddress

0 properties

JSON SCHEMA

FarcasterActionReqBody

3 properties

JSON SCHEMA

FarcasterFungible

3 properties

JSON SCHEMA

FarcasterManifest

3 properties

JSON SCHEMA

FeedResponse

2 properties

JSON SCHEMA

Fid

0 properties

JSON SCHEMA

FnameAvailabilityResponse

1 properties

JSON SCHEMA

Follower

3 properties

JSON SCHEMA

FollowerDehydrated

2 properties

JSON SCHEMA

FollowersResponse

2 properties

JSON SCHEMA

FollowReqBody

2 properties

JSON SCHEMA

FollowResponse

3 properties

JSON SCHEMA

Frame

0 properties

JSON SCHEMA

FrameActionButton

5 properties

JSON SCHEMA

FrameButtonActionType

0 properties

JSON SCHEMA

FrameCatalogResponse

2 properties

JSON SCHEMA

FrameNotificationTokens

2 properties

JSON SCHEMA

FramePayTransactionReqBody

3 properties

JSON SCHEMA

FrameV1

9 properties

JSON SCHEMA

FrameV2

7 properties

JSON SCHEMA

FrameV2WithFullAuthor

7 properties

JSON SCHEMA

Fungible

8 properties

JSON SCHEMA

FungibleBalance

3 properties

JSON SCHEMA

FungiblesResponseSchema

1 properties

JSON SCHEMA

HtmlMetadata

50 properties

JSON SCHEMA

Hub CastAdd

0 properties

JSON SCHEMA

Hub CastAddBody

7 properties

JSON SCHEMA

Hub CastEmbed

1 properties

JSON SCHEMA

Hub CastHash

0 properties

JSON SCHEMA

Hub CastId

2 properties

JSON SCHEMA

Hub DbStats

3 properties

JSON SCHEMA

Hub Embed

0 properties

JSON SCHEMA

Hub ErrorResponse

6 properties

JSON SCHEMA

Hub FarcasterNetwork

0 properties

JSON SCHEMA

Hub FidSchema

0 properties

JSON SCHEMA

Hub FidsResponse

0 properties

JSON SCHEMA

Hub FrameActionBody

3 properties

JSON SCHEMA

Hub HashScheme

0 properties

JSON SCHEMA

Hub HubEvent

0 properties

JSON SCHEMA

Hub HubEventMergeMessage

3 properties

JSON SCHEMA

Hub HubEventMergeOnChainEvent

3 properties

JSON SCHEMA

Hub HubEventMergeUsernameProof

3 properties

JSON SCHEMA

Hub HubEventPruneMessage

3 properties

JSON SCHEMA

Hub HubEventRevokeMessage

3 properties

JSON SCHEMA

Hub IdRegisterEventBody

4 properties

JSON SCHEMA

Hub IdRegisterEventType

0 properties

JSON SCHEMA

Hub LinkAdd

0 properties

JSON SCHEMA

Hub LinkBody

3 properties

JSON SCHEMA

Hub LinkType

0 properties

JSON SCHEMA

Hub MergeMessageBody

2 properties

JSON SCHEMA

Hub MergeOnChainEventBody

1 properties

JSON SCHEMA

Hub MergeUserNameProofBody

4 properties

JSON SCHEMA

Hub Message

0 properties

JSON SCHEMA

Hub MessageCommon

5 properties

JSON SCHEMA

Hub MessageDataCastAdd

0 properties

JSON SCHEMA

Hub MessageDataCastRemove

0 properties

JSON SCHEMA

Hub MessageDataCommon

4 properties

JSON SCHEMA

Hub MessageDataFrameAction

0 properties

JSON SCHEMA

Hub MessageDataLink

0 properties

JSON SCHEMA

Hub MessageDataReaction

0 properties

JSON SCHEMA

Hub MessageDataUserDataAdd

0 properties

JSON SCHEMA

Hub MessageDataUsernameProof

0 properties

JSON SCHEMA

Hub MessageDataVerificationAdd

0 properties

JSON SCHEMA

Hub MessageDataVerificationRemove

0 properties

JSON SCHEMA

Hub MessageType

0 properties

JSON SCHEMA

Hub OnChainEvent

0 properties

JSON SCHEMA

Hub OnChainEventCommon

9 properties

JSON SCHEMA

Hub OnChainEventIdRegister

0 properties

JSON SCHEMA

Hub OnChainEventSigner

0 properties

JSON SCHEMA

Hub OnChainEventSignerMigrated

0 properties

JSON SCHEMA

Hub OnChainEventStorageRent

0 properties

JSON SCHEMA

Hub OnChainEventType

0 properties

JSON SCHEMA

Hub PaginationResponse

1 properties

JSON SCHEMA

Hub PruneMessageBody

1 properties

JSON SCHEMA

Hub Reaction

0 properties

JSON SCHEMA

Hub ReactionBody

3 properties

JSON SCHEMA

Hub ReactionType

0 properties

JSON SCHEMA

Hub RevokeMessageBody

1 properties

JSON SCHEMA

Hub SignatureScheme

0 properties

JSON SCHEMA

Hub SignerEventBody

5 properties

JSON SCHEMA

Hub SignerEventType

0 properties

JSON SCHEMA

Hub SignerMigratedEventBody

1 properties

JSON SCHEMA

Hub StorageLimit

2 properties

JSON SCHEMA

Hub StorageLimitsResponse

4 properties

JSON SCHEMA

Hub StorageRentEventBody

3 properties

JSON SCHEMA

Hub StoreType

0 properties

JSON SCHEMA

Hub UrlEmbed

1 properties

JSON SCHEMA

Hub UserDataAdd

0 properties

JSON SCHEMA

Hub UserDataBody

2 properties

JSON SCHEMA

Hub UserDataType

0 properties

JSON SCHEMA

Hub UserNameProof

6 properties

JSON SCHEMA

Hub UsernameProofsResponse

1 properties

JSON SCHEMA

Hub UserNameType

0 properties

JSON SCHEMA

Hub ValidateMessageResponse

2 properties

JSON SCHEMA

Hub Verification

0 properties

JSON SCHEMA

Hub VerificationAddEthAddressBody

3 properties

JSON SCHEMA

Hub VerificationRemoveBody

1 properties

JSON SCHEMA

Idem

0 properties

JSON SCHEMA

ImageObject

5 properties

JSON SCHEMA

InviteChannelMemberReqBody

4 properties

JSON SCHEMA

Location

4 properties

JSON SCHEMA

LocationAddress

5 properties

JSON SCHEMA

MarkNotificationsAsSeenReqBody

2 properties

JSON SCHEMA

MiniappDomainResponse

10 properties

JSON SCHEMA

MuteListResponse

2 properties

JSON SCHEMA

MuteRecord

3 properties

JSON SCHEMA

MuteReqBody

2 properties

JSON SCHEMA

MuteResponse

2 properties

JSON SCHEMA

Network

0 properties

JSON SCHEMA

NextCursor

1 properties

JSON SCHEMA

NonceResponse

1 properties

JSON SCHEMA

Notification

8 properties

JSON SCHEMA

NotificationCampaign

8 properties

JSON SCHEMA

NotificationCampaignStats

9 properties

JSON SCHEMA

NotificationCampaignStatus

0 properties

JSON SCHEMA

NotificationsResponse

3 properties

JSON SCHEMA

NotificationType

0 properties

JSON SCHEMA

OembedLinkData

11 properties

JSON SCHEMA

OembedPhotoData

14 properties

JSON SCHEMA

OembedRichData

14 properties

JSON SCHEMA

OembedVideoData

14 properties

JSON SCHEMA

OperationResponse

2 properties

JSON SCHEMA

PostCastReqBody

7 properties

JSON SCHEMA

PostCastReqBodyEmbeds

0 properties

JSON SCHEMA

PostCastReqBodyEmbedsCastIdProperties

2 properties

JSON SCHEMA

PostCastResponse

2 properties

JSON SCHEMA

PrefixedHexString

0 properties

JSON SCHEMA

Protocol

0 properties

JSON SCHEMA

PublishMessageReqBody

0 properties

JSON SCHEMA

PublishMessageResponse

0 properties

JSON SCHEMA

QueuedFrameNotificationsResponse

2 properties

JSON SCHEMA

ReactionForCast

5 properties

JSON SCHEMA

ReactionLike

2 properties

JSON SCHEMA

ReactionRecast

2 properties

JSON SCHEMA

ReactionReqBody

5 properties

JSON SCHEMA

ReactionsCastResponse

2 properties

JSON SCHEMA

ReactionsResponse

2 properties

JSON SCHEMA

ReactionType

0 properties

JSON SCHEMA

ReactionWithCastInfo

6 properties

JSON SCHEMA

ReactionWithUserInfo

3 properties

JSON SCHEMA

ReciprocalFollower

3 properties

JSON SCHEMA

RegisterSignerKeyReqBody

6 properties

JSON SCHEMA

RegisterUserOnChainReqBody

5 properties

JSON SCHEMA

RegisterUserOnChainResponse

3 properties

JSON SCHEMA

RegisterUserReqBody

7 properties

JSON SCHEMA

RegisterUserResponse

5 properties

JSON SCHEMA

RelevantFollowersResponse

2 properties

JSON SCHEMA

RelevantFungibleOwnersResponse

2 properties

JSON SCHEMA

RemoveChannelMemberReqBody

4 properties

JSON SCHEMA

RemoveVerificationReqBody

4 properties

JSON SCHEMA

RespondChannelInviteReqBody

4 properties

JSON SCHEMA

SendFrameNotificationsReqBody

3 properties

JSON SCHEMA

SendFrameNotificationsResponse

5 properties

JSON SCHEMA

SharedSignerPermission

0 properties

JSON SCHEMA

SignedKeyRequestSponsor

3 properties

JSON SCHEMA

SignedMessageBody

2 properties

JSON SCHEMA

Signer

7 properties

JSON SCHEMA

SignerListResponse

1 properties

JSON SCHEMA

SignerUUID

0 properties

JSON SCHEMA

SignerUuidBody

4 properties

JSON SCHEMA

SimulateNftMintResponse

0 properties

JSON SCHEMA

SolAddress

0 properties

JSON SCHEMA

StorageAllocation

5 properties

JSON SCHEMA

StorageAllocationsResponse

2 properties

JSON SCHEMA

StorageObject

3 properties

JSON SCHEMA

StorageUsageResponse

9 properties

JSON SCHEMA

SubscribedTo

14 properties

JSON SCHEMA

SubscribedToObject

8 properties

JSON SCHEMA

SubscribedToResponse

1 properties

JSON SCHEMA

Subscriber

3 properties

JSON SCHEMA

SubscribersResponse

1 properties

JSON SCHEMA

Subscription

10 properties

JSON SCHEMA

SubscriptionCheckResponse

0 properties

JSON SCHEMA

Subscriptions

1 properties

JSON SCHEMA

SubscriptionsResponse

1 properties

JSON SCHEMA

SubscriptionTier

2 properties

JSON SCHEMA

TextRange

2 properties

JSON SCHEMA

TokenBalance

3 properties

JSON SCHEMA

TopLevelTopic

0 properties

JSON SCHEMA

TransactionFrame

0 properties

JSON SCHEMA

TransactionFrameAction

3 properties

JSON SCHEMA

TransactionFrameConfig

3 properties

JSON SCHEMA

TransactionFrameDestination

4 properties

JSON SCHEMA

TransactionFrameLineItem

3 properties

JSON SCHEMA

TransactionFramePay

6 properties

JSON SCHEMA

TransactionFrameResponse

1 properties

JSON SCHEMA

TransactionFrameStatus

0 properties

JSON SCHEMA

TransactionFrameType

0 properties

JSON SCHEMA

TransactionSendFungiblesReceipt

4 properties

JSON SCHEMA

TransactionSendFungiblesRecipient

2 properties

JSON SCHEMA

TransactionSendFungiblesReqBody

3 properties

JSON SCHEMA

TransactionSendFungiblesResponse

2 properties

JSON SCHEMA

TransactionSendTxInfo

4 properties

JSON SCHEMA

TrendingChannelResponse

2 properties

JSON SCHEMA

TrendingTopic

5 properties

JSON SCHEMA

TrendingTopicsResponse

2 properties

JSON SCHEMA

UpdateUserReqBody

11 properties

JSON SCHEMA

User

18 properties

JSON SCHEMA

UserDehydrated

7 properties

JSON SCHEMA

UserFIDResponse

1 properties

JSON SCHEMA

UserPowerLiteResponse

1 properties

JSON SCHEMA

UserResponse

1 properties

JSON SCHEMA

UsersActiveChannelsResponse

2 properties

JSON SCHEMA

UserSearchResponse

1 properties

JSON SCHEMA

UsersResponse

2 properties

JSON SCHEMA

UserViewerContext

4 properties

JSON SCHEMA

Verification

5 properties

JSON SCHEMA

VerificationChainId

0 properties

JSON SCHEMA

VerificationType

0 properties

JSON SCHEMA

VideoObject

4 properties

JSON SCHEMA

Webhook

15 properties

JSON SCHEMA

WebhookDeleteReqBody

1 properties

JSON SCHEMA

WebhookListResponse

1 properties

JSON SCHEMA

WebhookPatchReqBody

2 properties

JSON SCHEMA

WebhookPostReqBody

3 properties

JSON SCHEMA

WebhookPutReqBody

4 properties

JSON SCHEMA

WebhookResponse

3 properties

JSON SCHEMA

WebhookSecret

6 properties

JSON SCHEMA

WebhookSubscription

5 properties

JSON SCHEMA

WebhookSubscriptionFilters

9 properties

JSON SCHEMA

WebhookSubscriptionFiltersCast

12 properties

JSON SCHEMA

WebhookSubscriptionFiltersFollow

2 properties

JSON SCHEMA

WebhookSubscriptionFiltersReaction

3 properties

JSON SCHEMA

WebhookSubscriptionFiltersTrade

3 properties

JSON SCHEMA

ZodError

3 properties

JSON SCHEMA

Scroll within the panel for all 299 ·

Examples 200

Real request and response payloads are what turn a spec from abstract into obvious — and they're one of the twelve things an agent needs to call an API correctly on the first try.

Example request and response payloads for these APIs.

App Host Get Event

9 fields

EXAMPLE

App Host Get User State

9 fields

EXAMPLE

App Host Post Event

9 fields

EXAMPLE

Assign Custom Domain

9 fields

EXAMPLE

Associate Deployment

9 fields

EXAMPLE

Batch Get Token Metadata

9 fields

EXAMPLE

Billing

9 fields

EXAMPLE

Build

9 fields

EXAMPLE

Buy Storage

9 fields

EXAMPLE

Cancel Session

9 fields

EXAMPLE

Check Domain Availability

9 fields

EXAMPLE

Claim Credit Drop

9 fields

EXAMPLE

Create Deployment

9 fields

EXAMPLE

Create Signer

9 fields

EXAMPLE

Create X402 Signature

9 fields

EXAMPLE

Create X402 Siwx

9 fields

EXAMPLE

Delete Bans

9 fields

EXAMPLE

Delete Block

9 fields

EXAMPLE

Delete Cast

9 fields

EXAMPLE

Delete Deployment

9 fields

EXAMPLE

Delete Mute

9 fields

EXAMPLE

Delete Reaction

9 fields

EXAMPLE

Delete Rows

9 fields

EXAMPLE

Delete Secrets

9 fields

EXAMPLE

Delete Verification

9 fields

EXAMPLE

Delete Webhook

9 fields

EXAMPLE

Deploy Erc721

9 fields

EXAMPLE

Deploy Fungible

9 fields

EXAMPLE

Deploy To Vercel

9 fields

EXAMPLE

Execute Sql

9 fields

EXAMPLE

Export Zip

9 fields

EXAMPLE

Fetch All Channels

9 fields

EXAMPLE

Fetch All Notifications

9 fields

EXAMPLE

Fetch Authorization Url

9 fields

EXAMPLE

Fetch Ban List

9 fields

EXAMPLE

Fetch Block List

9 fields

EXAMPLE

Fetch Bulk Casts

9 fields

EXAMPLE

Fetch Bulk Channels

9 fields

EXAMPLE

Fetch Bulk Users

9 fields

EXAMPLE

Fetch Cast Metrics

9 fields

EXAMPLE

Fetch Cast Quotes

9 fields

EXAMPLE

Fetch Cast Reactions

9 fields

EXAMPLE

Fetch Casts For User

9 fields

EXAMPLE

Fetch Channel Invites

9 fields

EXAMPLE

Fetch Channel Members

9 fields

EXAMPLE

Fetch Feed By Channel Ids

9 fields

EXAMPLE

Fetch Feed By Parent Urls

9 fields

EXAMPLE

Fetch Feed By Topic

9 fields

EXAMPLE

Fetch Feed For You

9 fields

EXAMPLE

Fetch Feed

9 fields

EXAMPLE

Fetch Follow Suggestions

9 fields

EXAMPLE

Fetch Frame Catalog

9 fields

EXAMPLE

Fetch Fungible Trades

9 fields

EXAMPLE

Fetch Fungibles

9 fields

EXAMPLE

Fetch Mute List

9 fields

EXAMPLE

Fetch Nonce

9 fields

EXAMPLE

Fetch Notification Tokens

9 fields

EXAMPLE

Fetch Relevant Followers

9 fields

EXAMPLE

Fetch Relevant Frames

9 fields

EXAMPLE

Fetch Signers

9 fields

EXAMPLE

Fetch Subscribers For Fid

9 fields

EXAMPLE

Fetch Subscription Check

9 fields

EXAMPLE

Fetch Trending Channels

9 fields

EXAMPLE

Fetch Trending Feed

9 fields

EXAMPLE

Fetch Trending Fungibles

9 fields

EXAMPLE

Fetch User Balance

9 fields

EXAMPLE

Fetch User Channels

9 fields

EXAMPLE

Fetch User Followers

9 fields

EXAMPLE

Fetch User Following Feed

9 fields

EXAMPLE

Fetch User Following

9 fields

EXAMPLE

Fetch User Interactions

9 fields

EXAMPLE

Fetch User Reactions

9 fields

EXAMPLE

Fetch Users By Location

9 fields

EXAMPLE

Fetch Verifications

9 fields

EXAMPLE

Fetch Webhooks

9 fields

EXAMPLE

Follow Channel

9 fields

EXAMPLE

Follow User

9 fields

EXAMPLE

Generate Image

9 fields

EXAMPLE

Get Account Association

9 fields

EXAMPLE

Get Conversation Messages

9 fields

EXAMPLE

Get Credit Drop

9 fields

EXAMPLE

Get Deployment File

9 fields

EXAMPLE

Get Deployment

9 fields

EXAMPLE

Get Dev Status

9 fields

EXAMPLE

Get Fresh Account Fid

9 fields

EXAMPLE

Get Table Schema

9 fields

EXAMPLE

Get Token Metadata

9 fields

EXAMPLE

Get Transaction Pay Frame

9 fields

EXAMPLE

Get User Best Friends

9 fields

EXAMPLE

Get Wallet Balances

9 fields

EXAMPLE

Hub Fetch Cast Reactions

9 fields

EXAMPLE

Hub Fetch Casts By Parent

9 fields

EXAMPLE

Hub Fetch Events

9 fields

EXAMPLE

Hub Fetch Fids

9 fields

EXAMPLE

Hub Fetch User Data

9 fields

EXAMPLE

Hub Fetch User Followers

9 fields

EXAMPLE

Hub Fetch User Following

9 fields

EXAMPLE

Hub Fetch User Reactions

9 fields

EXAMPLE

Hub Fetch Users Casts

9 fields

EXAMPLE

Hub Lookup Event

9 fields

EXAMPLE

Hub Lookup Hub Info

9 fields

EXAMPLE

Hub Lookup Reaction By Id

9 fields

EXAMPLE

Hub Lookup User Relation

9 fields

EXAMPLE

Hub Publish Message

9 fields

EXAMPLE

Hub Validate Message

9 fields

EXAMPLE

Insert Rows

9 fields

EXAMPLE

Invite Channel Member

9 fields

EXAMPLE

Is Fname Available

9 fields

EXAMPLE

List Conversations

9 fields

EXAMPLE

List Deployment Files

9 fields

EXAMPLE

List Deployments

9 fields

EXAMPLE

List Secrets

9 fields

EXAMPLE

List Tables

9 fields

EXAMPLE

List Trending Topics

9 fields

EXAMPLE

Lookup Cast Conversation

9 fields

EXAMPLE

Lookup Channel

9 fields

EXAMPLE

Lookup Signer

9 fields

EXAMPLE

Lookup User By Username

9 fields

EXAMPLE

Lookup User Storage Usage

9 fields

EXAMPLE

Lookup Webhook

9 fields

EXAMPLE

Mint Nft

9 fields

EXAMPLE

Prompt Deployment Stream

9 fields

EXAMPLE

Provision

9 fields

EXAMPLE

Publish Bans

9 fields

EXAMPLE

Publish Block

9 fields

EXAMPLE

Publish Cast

9 fields

EXAMPLE

Publish Farcaster Action

9 fields

EXAMPLE

Publish Mute

9 fields

EXAMPLE

Publish Reaction

9 fields

EXAMPLE

Publish Verification

9 fields

EXAMPLE

Publish Webhook

9 fields

EXAMPLE

Query Table

9 fields

EXAMPLE

Recover

9 fields

EXAMPLE

Register Account Onchain

9 fields

EXAMPLE

Register Account

9 fields

EXAMPLE

Register Signed Key

9 fields

EXAMPLE

Remove Channel Member

9 fields

EXAMPLE

Report Studio Usage

9 fields

EXAMPLE

Respond Channel Invite

9 fields

EXAMPLE

Search Casts

9 fields

EXAMPLE

Search Channels

9 fields

EXAMPLE

Search Frames

9 fields

EXAMPLE

Search User

9 fields

EXAMPLE

Send Fungibles To Users

9 fields

EXAMPLE

Simulate Nft Mint

9 fields

EXAMPLE

Start App

9 fields

EXAMPLE

Stop App

9 fields

EXAMPLE

Unfollow Channel

9 fields

EXAMPLE

Unfollow User

9 fields

EXAMPLE

Update Rows

9 fields

EXAMPLE

Update User

9 fields

EXAMPLE

Update Webhook

9 fields

EXAMPLE

Upgrade Preview

9 fields

EXAMPLE

Upgrade

9 fields

EXAMPLE

Upload Image Url

9 fields

EXAMPLE

Upload Image

9 fields

EXAMPLE

Upload Token Metadata

9 fields

EXAMPLE

Upsert Secrets

9 fields

EXAMPLE

Vercel Deployment Logs

9 fields

EXAMPLE

Vercel Deployment Status

9 fields

EXAMPLE

Scroll within the panel for all 200 ·

Security Posture 2

Authentication, domain security, vulnerability disclosure, and trust-center signals — the evidence that a provider takes security seriously enough to document it. We profile it because you can't govern what you can't see.

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Neynar Authentication

apiKey · 1 scheme

SECURITY

Neynar Domain Security

TLSv1.3 · HSTS · DNSSEC · DMARC

SECURITY

Agentic Access 1

An x-agentic-access contract marks which operations are safe for an agent to run on its own and which need a human in the loop. It is the difference between an API an agent can use and one it can use safely.

Recommended x-agentic-access execution contracts for AI agents.

Neynar Agentic Access

200 operations · 71 acting · 1 human-in-the-loop

200 operations · 71 acting

AGENTIC

Resources

Every other property we hold for Neynar — documentation, portals, status pages, policies, and corporate surface — grouped by the job it does, following the integrator's arc from getting started to running in production.

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

Access & Security 2

Authentication, authorization, and security posture

Company 1

The organization behind the API

Other 1

Properties that don't map to a standard resource type

← All providers · Data indexed from github.com/api-evangelist/neynar · machine-readable index on apis.io

Where this information came from

This is an independent, third-party profile of Neynar, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

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