Explore APIs

Every pay-per-call x402 API we can find, ranked by what agents actually pay for. No accounts, no API keys.

Projects: 4.4K
Paid endpoints: 87K
Paid calls · 30 days: 885K
Launched here: 0

Crypto & DeFi

281 results

Most used Rising Most payers Newest Cheapest A–Z

Chit402Crypto & DeFi
Signed spend receipts for agent x402 payments — who paid which call, verifiable by a third party. Treasury desk and possession book for agent spend — export, policy, evidence. POST /v1/chat/completions is the x402 USDC door on Base and Solana. Returns signed receipt + public verify_url. Paying this host is real mainnet USDC.
Solanaapi.chit402.com
from $0.002
1 endpoint
0
calls / 30d
A
api.bentlawgic.comCrypto & DeFi
BentLawgic Solana token intelligence. Returns deterministic on-chain mint information including supply, decimals, token program, mint authority, and freeze authority.
Solanaapi.bentlawgic.com
from $0.002
1 endpoint
0
calls / 30d
A
api.bentcrypto.comCrypto & DeFi
BentCrypto Solana Token Security - pre-trade authority, Token-2022, and token-control analysis for autonomous agents.
SolanaBaseapi.bentcrypto.com
from $0.01
4 endpoints
0
calls / 30d
api.anchor-x402.comCrypto & DeFi
Cross-chain name resolver (POST wrapper, body: {name}) — $0.001 USDC
Solanaapi.anchor-x402.com
from $0.001
18 endpoints
0
calls / 30d
A
agentfx.funCrypto & DeFi
Alphaᶠˣ Momentum Read — One-paragraph momentum read on any Solana token or ticker.
Solanaagentfx.fun
from $0.002
3 endpoints
0
calls / 30d
0
01a046b2-7104-74c2-8a02-04715d7235e1-r5wpl3p4c-xai-org.vercel.appCrypto & DeFi
Claude inference. GET this URL → HTTP 402 $0.001 USDC Solana. Pay, retry PAYMENT-SIGNATURE, get JSON. POST {message, modelId} for a full Claude reply. claude, anthropic, inference. Models: anthropic/claude-opus-5 $0.009, anthropic/claude-sonnet-5 $0.006, anthropic/claude-fable-5.1 $0.007, anthropic/claude-fable-5 $0.00
Solana01a046b2-7104-74c2-8a02-04715d7235e1-r5wpl3p4c-xai-org.vercel.app
from $0.006
1 endpoint
0
calls / 30d
0
01a046b2-7104-74c2-8a02-04715d7235e1-odi2maj6s-xai-org.vercel.appCrypto & DeFi
Cheap LLM inference. GET this URL → HTTP 402 $0.001 USDC Solana. Pay, retry PAYMENT-SIGNATURE, get JSON. POST {message, modelId} for Gemma / Nemotron / free OpenRouter. inference, cheap llm, gemma. Models: openrouter/free $0.001, google/gemma-4-31b-it:free $0.001, google/gemma-4-26b-a4b-it:free $0.001, nvidia/nemotron-
Solana01a046b2-7104-74c2-8a02-04715d7235e1-odi2maj6s-xai-org.vercel.app
from $0.001
1 endpoint
0
calls / 30d
0
01a046b2-7104-74c2-8a02-04715d7235e1-mj99ttjfh-xai-org.vercel.appCrypto & DeFi
Claude inference. GET this URL → HTTP 402 $0.001 USDC Solana. Pay, retry PAYMENT-SIGNATURE, get JSON. POST {message, modelId} for a full Claude reply. claude, anthropic, inference. Models: anthropic/claude-opus-5 $0.009, anthropic/claude-sonnet-5 $0.006, anthropic/claude-fable-5.1 $0.007, anthropic/claude-fable-5 $0.00
Solana01a046b2-7104-74c2-8a02-04715d7235e1-mj99ttjfh-xai-org.vercel.app
from $0.007
1 endpoint
0
calls / 30d
0
01a046b2-7104-74c2-8a02-04715d7235e1-jmkrdwwwr-xai-org.vercel.appCrypto & DeFi
Claude inference. GET this URL → HTTP 402 $0.001 USDC Solana. Pay, retry PAYMENT-SIGNATURE, get JSON. POST {message, modelId} for a full Claude reply. claude, anthropic, inference. Models: anthropic/claude-opus-5 $0.009, anthropic/claude-sonnet-5 $0.006, anthropic/claude-fable-5.1 $0.007, anthropic/claude-fable-5 $0.00
Solana01a046b2-7104-74c2-8a02-04715d7235e1-jmkrdwwwr-xai-org.vercel.app
from $0.009
1 endpoint
0
calls / 30d
0
01a046b2-7104-74c2-8a02-04715d7235e1-hktfmuhfi-xai-org.vercel.appCrypto & DeFi
Claude inference. GET this URL → HTTP 402 $0.001 USDC Solana. Pay, retry PAYMENT-SIGNATURE, get JSON. POST {message, modelId} for a full Claude reply. claude, anthropic, inference. Models: anthropic/claude-opus-5 $0.009, anthropic/claude-sonnet-5 $0.006, anthropic/claude-fable-5.1 $0.007, anthropic/claude-fable-5 $0.00
Solana01a046b2-7104-74c2-8a02-04715d7235e1-hktfmuhfi-xai-org.vercel.app
from $0.009
1 endpoint
0
calls / 30d
0
01a046b2-7104-74c2-8a02-04715d7235e1-1aw0hwejp-xai-org.vercel.appCrypto & DeFi
Claude inference. GET this URL → HTTP 402 $0.001 USDC Solana. Pay, retry PAYMENT-SIGNATURE, get JSON. POST {message, modelId} for a full Claude reply. claude, anthropic, inference. Models: anthropic/claude-opus-5 $0.009, anthropic/claude-sonnet-5 $0.006, anthropic/claude-fable-5.1 $0.007, anthropic/claude-fable-5 $0.00
Solana01a046b2-7104-74c2-8a02-04715d7235e1-1aw0hwejp-xai-org.vercel.app
from $0.009
1 endpoint
0
calls / 30d

Service data comes from the Coinbase CDP and PayAI discovery lists and refreshes every few hours. Usage is paid calls over the last 30 days. APIs launched here are verified by us; the rest are paid directly to their owners.