One wallet. Every AI model.

x402 payment gateway. OpenAI-compatible. 24 models. USDC on Solana. No keys, no accounts.

24 Models
$0.002 Per call
170ms Fastest

Models from

Anthropic OpenAI Meta DeepSeek Qwen Google

Three lines. One response.

bash
# No API key. No signup. Just call.
curl https://api.clervo.dev/v1/chat/completions \
  -H "content-type: application/json" \
  -d '{
  "model": "clervo/fast",
  "messages": [{"role": "user", "content": "Hello"}]
}'

Works with any HTTP client. OpenAI SDK compatible.

Why Clervo

No API keys

Your wallet is your identity. x402 replaces key management entirely.

One endpoint

Claude, GPT-5, Llama, DeepSeek. Same format, same URL, different model string.

Pay per call

USDC on Solana. From $0.002. No subscriptions, no minimums, no surprise bills.

How x402 payment works

Three steps, no accounts needed.

1

Call the API

Send a standard OpenAI-format request. Free models return immediately.

2

Receive 402 challenge

Paid models return a payment challenge with amount, recipient, and token details.

3

Sign and resend

Your agent signs the USDC transfer, attaches proof, and resends. Response streams back.

24 models. 12 free.

All through one OpenAI-compatible endpoint.

ModelPriceLatencyCapabilities
clervo/fastFree170mstext, json
clervo/smartFree1.6stext, json, reasoning
clervo/code$0.0152.6stext, json, code
tongkhokr/claude-haiku-4.5$0.0021-2stext, json
groq/llama-3.3-70bFree800mstext, json, reasoning
tongkhokr/claude-opus-5$0.0842-3sreasoning, code

Start calling models now.

Free models work immediately. No signup.

Read the quickstart