BlockRun
Get started
Per call. Per token. No subscription.

Agents can think.
We let them spend.

Chat, image, video, voice — plus data, tools, and compute. One endpoint, paid per call in USDC. No API keys.

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Live / on-chain, Base
18,300,000
transactions settled
ModelAmountAge
Listening for on-chain payments…
81 models · 100 data & tool APIsVerify on Basescan ↗Live feed →
Compatible withPowered byCoinbase
AI agents · OpenClaw
ClawRouter
Claude Code · Codex
BlockRun MCP
Our native agent
Franklin Agent
BlockRun MCP · in the terminal

Watch an agent
pay its way.

A Claude Code session with BlockRun MCP. The agent asks, the call settles in USDC, the receipt's on-chain.

Claude Code setup →
claude code · mcp
get a second opinion on this race condition from GPT-5.6
blockrun_chat(model: "openai/gpt-5.6-sol", prompt: "review queue/worker.ts — workers occasionally double-claim jobs…")
402 → signed USDC auth → verified
"Two workers can read status='pending' before either UPDATE lands. Move the claim check inside the row lock — SELECT … FOR UPDATE SKIP LOCKED."
$0.0042 · settled on Base · 0x8f2a…c41d
AI model gateway

81 models.
One endpoint.

Chat, image, video, music — one OpenAI-compatible API, at provider cost + 5%. No lock-in.

FreeTry without paying — no card, no signup
modelprovin / out · 1M
Claude Fable 5
anthropic$10.00 / $50.00
GPT-5.6 Sol
openai$5.00 / $30.00
Claude Opus 4.8
anthropic$5.00 / $25.00
Claude Sonnet 5
anthropic$3.00 / $15.00
Gemini 3.1 Pro
google$2.00 / $12.00
Gemini 3.5 Flash
google$0.50 / $3.00
+ image · edit · video · music · voice
imageChatGPT Images 2.0$0.06 / imageimageNano Banana Pro$0.10 / imageeditImage Editing (img2img)from $0.05videoSora 2~$0.42 / 4svideoSeedance 2.0 Fast~$1.28 / 5smusicMiniMax Music 2.5+$0.15 / trackvoiceElevenLabs Flash v2.5$0.05 / 1k
Data & runtime

AI buys data & runtime.

Any API, any agent. Pay per request in USDC — no keys, no accounts.

Multi-chain RPClive
Onchain RPC
Multi-chain RPC

JSON-RPC across 40+ chains — Ethereum, Base, Solana, Polygon and more. No API key.

$0.004 / call
Exalive
Web Search
Exa

Neural search, find similar pages, extract content, grounded answers.

$0.012 / search
Predexonlive
Prediction Markets
Predexon

Polymarket, Kalshi, dFlow, Binance Futures data for agents.

from $0.003 / call
Modal Sandboxlive
Secure Runtime
Modal Sandbox

Isolated code runtime for agents. Sandbox sessions, execute, inspect.

create $0.012 · ops $0.003
0x Swaplive
DEX Trading
0x Swap

DEX aggregation across 100+ venues. Permit2 + Gasless V2.

Free for callers
Twilio + Blandlive
Phone & Voice
Twilio + Bland

Dedicated US/CA numbers + outbound AI voice calls for agents. BYOT caller-ID, fraud lookups.

$0.54 call · $5/number
Surflive
Crypto Data & Chat
Surf

AI-curated crypto intelligence + surf-1.5 chat with grounded citations. One key for data and chat.

from $0.003/call
ElevenLabslive
Voice & Speech
ElevenLabs

Ultra-realistic text-to-speech and cinematic sound effects for agents.

from $0.05 / 1k chars
Add yours
List a data source

On-chain data, financial feeds, niche APIs — we onboard weekly.

Contact us →
Enterprise

AI infrastructure
for teams.

Everything you need to run agents in production.

Contact salesPartner with us →
Budget controls
Per-key spend caps, hard limits, alerts
Usage analytics
Per-team, per-model, per-call attribution
Team management
SSO, roles, audit log, key rotation
Dedicated support
Slack channel, SLA, named CSM
We don't share your data

No training, no retention beyond the request. Privacy policy →

No accounts, no KYC

Wallet in, prompt out. Pseudonymous by default.

Open-source SDKs, MIT

Audit the wire format on npm and PyPI.

Ship today

No keys. No subscriptions.
Just pay-per-call.

Get your agent Read the docs