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Messari API - The Institutional Standard for Crypto Data

external

Access standardized crypto data trusted by top exchanges, asset managers, and financial institutions. Messari’s enterprise‑grade API delivers real‑time market data, on‑chain analytics, and curated intelligence - all through a single, reliable API

by Messari47 endpoints100% uptime222ms avg

Price

from $0.1000

up to $0.7500 per request

Network

base

Category

other

On-chain txns

3

Uptime

100%

Avg latency

222ms

Checks

160

Status

Healthy

Base URL

https://api.messari.io

Endpoints (47)

Discovered from on-chain x402 payment activity. Prices shown are per-call in USDC.

POST/ai/v2/chat/completions
base$0.2500

AI chat completion

POST/funding/v1/funds
base$0.3500

Get investment funds with raised amount, dates, and manager context.

POST/funding/v1/funds/managers
base$0.2500

Get organizations and people managing crypto investment funds.

POST/funding/v1/mergers-and-acquisitions
base$0.2500

Get crypto M&A deals with acquirer, target, and deal values.

POST/funding/v1/organizations
base$0.2500

Discover organizations with funding and investment activity.

POST/funding/v1/projects
base$0.1500

Discover crypto projects and their fundraising history.

POST/funding/v1/rounds
base$0.1500

Get paginated crypto funding rounds with investors, stage, and raised amounts.

POST/funding/v1/rounds/investors
base$0.2500

Get investor participation across funding rounds and stages.

POST/metrics/v2/assets
base

Discover cryptocurrency assets by name, symbol, sector, and tags.

POST/metrics/v2/assets/*/metrics/*/time-series
base$0.1500

Get daily cryptocurrency asset metric history for backtests and agent memory.

POST/metrics/v2/assets/*/metrics/*/time-series/15m
base$0.2300

Get 15-minute cryptocurrency asset metric history for short-horizon signals.

POST/metrics/v2/assets/*/metrics/*/time-series/1d
base$0.1500

Get daily cryptocurrency asset metric history via the explicit 1d route.

POST/metrics/v2/assets/*/metrics/*/time-series/1h
base$0.1800

Get hourly cryptocurrency asset metric history for intraday strategies.

POST/metrics/v2/assets/*/metrics/*/time-series/5m
base$0.2500

Get 5-minute cryptocurrency asset metric history for high-frequency agents.

POST/metrics/v2/assets/ath
base$0.1000

Get all-time-high cryptocurrency price snapshots and drawdown context by asset.

POST/metrics/v2/assets/details
base$0.1000

Get rich cryptocurrency asset snapshots for one or more asset ids or slugs.

POST/metrics/v2/assets/metrics
base

Find cryptocurrency asset metric dataset slugs and supported granularities.

POST/metrics/v2/assets/roi
base$0.1000

Get multi-window ROI snapshots for one or more cryptocurrency assets.

POST/metrics/v2/networks
base

Discover blockchain networks by name, category, and ecosystem.

POST/metrics/v2/networks/*/metrics/*/time-series
base$0.1500

Get daily blockchain network metric history for trend analysis and agent memory.

POST/metrics/v2/networks/*/metrics/*/time-series/15m
base$0.2300

Get 15-minute blockchain network metric history for short-horizon signals.

POST/metrics/v2/networks/*/metrics/*/time-series/1d
base$0.1500

Get daily blockchain network metric history via the explicit 1d route.

POST/metrics/v2/networks/*/metrics/*/time-series/1h
base$0.1800

Get hourly blockchain network metric history for intraday analysis.

POST/metrics/v2/networks/*/metrics/*/time-series/5m
base$0.2500

Get 5-minute blockchain network metric history for high-frequency monitoring.

POST/metrics/v2/networks/metrics
base

Find blockchain network metric dataset slugs and supported granularities.

POST/metrics/v2/stablecoins
base

Discover stablecoins by name, symbol, and supply footprint.

POST/metrics/v2/stablecoins/*/metrics/*/time-series
base$0.2500

Get daily stablecoin metric history for trend analysis and agent memory.

POST/metrics/v2/stablecoins/*/metrics/*/time-series/1d
base$0.2500

Get daily stablecoin metric history via the explicit 1d route.

POST/metrics/v2/stablecoins/metrics
base

Find stablecoin metric dataset slugs and supported granularities.

POST/news/v1/news/feed
base$0.5500

Get a paginated crypto news feed with per-asset sentiment signals.

POST/news/v1/news/sources
base

Discover news sources and coverage channels.

POST/signal/v1/assets
base$0.5500

Get crypto asset mindshare rankings with sentiment and momentum context.

POST/signal/v1/assets/*
base$0.3500

Get detailed social signal profile for a specific crypto asset.

POST/signal/v1/assets/mindshare-gainers-24h
base$0.3500

Get top crypto asset mindshare gainers over the last 24 hours.

POST/signal/v1/assets/mindshare-gainers-7d
base$0.3500

Get top crypto asset mindshare gainers over the last 7 days.

POST/signal/v1/assets/mindshare-losers-24h
base$0.3500

Get top crypto asset mindshare losers over the last 24 hours.

POST/signal/v1/assets/mindshare-losers-7d
base$0.3500

Get top crypto asset mindshare losers over the last 7 days.

POST/signal/v1/assets/time-series/1d
base$0.7500

Get daily crypto asset social signal history.

POST/signal/v1/assets/time-series/1h
base$0.7500

Get hourly crypto asset social signal history.

POST/signal/v1/x-users
base$0.5500

Get ranked crypto X users with mindshare, sentiment, and engagement context.

POST/signal/v1/x-users/*
base$0.3500

Get detailed social signal profile for a specific X user.

POST/signal/v1/x-users/time-series/1d
base$0.7500

Get daily X user social signal history.

POST/token-unlocks/v1/allocations
base$0.2500

Get token allocation breakdowns by category and vesting bucket.

POST/token-unlocks/v1/assets
base

Discover crypto assets with tracked token unlock schedules.

POST/token-unlocks/v1/assets/*/events
base$0.1500

Get upcoming token unlock events for a specific crypto asset.

POST/token-unlocks/v1/assets/*/unlocks
base$0.7500

Get historical token unlock records for a specific crypto asset.

POST/token-unlocks/v1/assets/*/vesting-schedule
base$0.7500

Get full token vesting schedule details for a specific crypto asset.

Payment

Protocolx402 (direct payment, USDC)
Networkbase

How to call

Via APIHub (recommended)No wallet · pay with credits · gasless
# one-time setup
npx @apihubio/cli register
npx @apihubio/cli topup 10

# call it
npx @apihubio/cli call https://api.messari.io \
  -X POST \
  -d '{ /* check provider docs for input */ }'

# or save it to Claude/Cursor/Codex
npx @apihubio/cli install
npx @apihubio/cli add https://api.messari.io
APIHub pays the provider on your behalf and debits your credit balance for the exact amount. No wallet setup, no gas, no per-call signing.
Via direct x402 (advanced)Bring your own wallet
import { wrapFetchWithPayment } from "@x402/fetch";
import { createWalletClient, http } from "viem";
import { privateKeyToAccount } from "viem/accounts";
import { base } from "viem/chains";

const account = privateKeyToAccount("0xYOUR_PRIVATE_KEY");
const client = createWalletClient({ account, chain: base, transport: http() });
const x402Fetch = wrapFetchWithPayment(client);

const res = await x402Fetch("https://api.messari.io", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({ /* check provider docs for input */ }),
});
const data = await res.json();
Requires USDC on Base and gas on each call. The @x402/fetch client signs EIP-3009 transferWithAuthorization for each 402 response and retries.

This is an external service not operated by APIHub. Listing data is sourced from public on-chain records and third-party indexes. Payment goes directly to the service provider via the x402 protocol. APIHub does not guarantee availability, accuracy, or quality of external services.