Bullet · OpenAPI Overlay 1.0.0

API Evangelist enhancements for Bullet Trading API

2 actions 2 updates update extends openapi/bullet-trading-api-openapi.json
Derived by API Evangelist Built from the contracts Bullet publishes. Bullet did not publish this file.
View Overlay File View on GitHub Overlay Specification

What the actions change

x-apievangelist-providerx-apievangelist-compatibilityx-apievangelist-authx-apievangelist-conventionsx-apievangelist-errorsx-apievangelist-websocketx-apievangelist-status-pagex-apievangelist-sdks

Targets 1

$.info

OpenAPI Overlay

Raw ↑ 
overlay: 1.0.0
info:
  title: API Evangelist enhancements for Bullet Trading API
  version: 1.0.0
extends: openapi/bullet-trading-api-openapi.json
actions:
- target: $.info
  update:
    x-apievangelist-provider: bullet
    x-apievangelist-compatibility: Binance USD-M Futures (FAPI) compatible
    x-apievangelist-auth: ed25519 signed transactions for writes; public read endpoints
    x-apievangelist-conventions: conventions/bullet-conventions.yml
    x-apievangelist-errors: errors/bullet-problem-types.yml
- target: $.info
  update:
    x-apievangelist-websocket: 'wss://<host>/ws'
    x-apievangelist-status-page: https://status.bullet.xyz/
    x-apievangelist-sdks:
    - https://crates.io/crates/bullet-rust-sdk
    - https://www.npmjs.com/package/@bulletxyz/sdk-wasm

Work with this as data

Every overlay here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for openapi overlays

4 MCP tools reach this
  • find_overlaysBrowse and filter every overlay in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This overlay 
curl "https://apis.io/api/v1/overlays/bullet-trading-api-overlay"
All openapi overlays 
curl "https://apis.io/api/v1/overlays?limit=25"

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.