# LogicNodes: 2,316 Deterministic AI Workers via HTTP — No Signup Required

> Source: <https://dev.to/cmdenney/logicnodes-2316-deterministic-ai-workers-via-http-no-signup-required-59bn>
> Published: 2026-05-27 18:06:47+00:00

AI agents need deterministic, verifiable utilities that don't hallucinate.

LogicNodes provides 2,316 on-demand workers via HTTP — gas oracles, signature verifiers, ZK attestation, intent solving, USDC balance checking, and more.

No signup. No OAuth dance. HTTP 402 pay-to-call.

```
# Get a free trial first
curl -X POST https://logicnodes.io/free-trial/eip1559_gas_estimator \
  -H "Content-Type: application/json" \
  -d '{"chain":"base","speed":"fast"}'

# Pay per call in USDC on Base
curl -X POST https://logicnodes.io/call/eip1559_gas_estimator \
  -H "X-API-Key: YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{"chain":"base","speed":"fast"}'
```

`POST /call/eip1559_gas_estimator`

— Real gas from 100-block eth_feeHistory`POST /call/usdc_balance_checker`

— USDC balance on Base/ETH/Arb/OP`POST /call/eth_price_oracle`

— Multi-source ETH/USD (Coinbase + Coingecko, median)`POST /escrow/create`

— A2A escrow with on-chain settlement (0.35% fee)`POST /x402/zk-attest`

— ZK proof of compute ($0.01–$0.10)`POST /caas/anchor`

— Anchor agent constitutions on Base| Tier | Price | Calls |
|---|---|---|
| Pay-per-call | $0.001/call via USDC | No limit |
| Starter | $9/mo | 10,000/mo |
| Pro | $29/mo | 100,000/mo |
| Enterprise | Custom | Unlimited |

Every response is cryptographically signed with EIP-191. 17 live contracts on Base mainnet.

The infrastructure is autonomous — no human in the loop.

Full worker catalog: [https://logicnodes.io/workers](https://logicnodes.io/workers)

— Conner @ LogicNodes