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Pay-per-call. No subscription.

Buy a credit pack once — get an API key by email — call any of 75+ endpoints with the X-API-Key header. No account, no recurring charge, no expiry.

What is a "call"?  One HTTP request to one endpoint. A call to /v1/rng/quantum = 1 call. A call to /v1/ratchet/register = 1 call. Credits work across all 75+ endpoints — mix and match freely.

API Key Credit Packs

Select a pack below → enter email → check out. API key arrives by email within seconds.

Starter
500 Calls
$8 USDC
One-time · no expiry · $0.016/call avg
  • 500 calls across all 75+ endpoints
  • Covers ~250 RatchetGate sessions
  • Works with RatchetGate, VeriRand, Trust Oracle, Hallucination Oracle…
  • API key delivered by email instantly
Power
10,000 Calls
$98 USDC
One-time · no expiry · $0.0098/call avg
  • 10,000 calls across all 75+ endpoints
  • Covers ~5,000 RatchetGate sessions
  • Covers ~2,000 VeriDelegate chain checks
  • Priority support via email

Subscriptions Atomadic Fuse & Complete

Monthly plans for the Fuse polyglot fusion compiler and the Atomadic Complete bundle (Fuse + Nexus). Card checkout via Stripe — manage or cancel any time from your billing portal email.

Fuse Pro
Atomadic Fuse Pro
$29 /mo
Monthly · cancel any time
  • 250K atoms / fusion
  • Private repos supported
  • Preserve compositions across runs
  • Email support
Bundle
Atomadic Complete
$99 /mo
Fuse + Nexus · everything included
  • Everything in Fuse Team
  • Nexus API: 5,000 calls / mo included
  • Cross-product compliance attestation
  • Unified audit trail across both products

1 Pay with Card — Recommended

Enter your email and pay by card. API key arrives by email within seconds.

🛒 Selected: 500 Calls — $8 (change above)
🔒 Stripe-secured checkout ⚡ Instant key delivery ✓ If your key has issues, email support@atomadic.tech — fixed within 24h

2 Or pay with USDC on Base L2

⚠ Base L2 only (Chain ID: 8453) — do NOT send from Ethereum mainnet or other chains or funds will be lost
8 USDC
Exact amount — Base L2 network only
Base Network (Chain ID: 8453)  ·  Verify on Basescan ↗
Treasury address:
0xCBd9e4c44958ee76E0F941106Ea960D476c48FD9
USDC contract on Base: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Don't have USDC? Get USDC on Coinbase  ·  Bridge to Base L2

3 Verify USDC Payment → Get API Key

Find on basescan.org
Payment Verified — Your API Key:
Use as: X-API-Key: <key> header on any request.

x402 USDC Pay-Per-Call — For autonomous agents

Your agent calls any endpoint, receives a 402 challenge, signs a USDC micropayment on Base L2, and retries — all in one round trip. No account. No API key required. Perfect for agent-to-agent workflows.
Typical cost: $0.002 – $0.05 per call depending on endpoint.
Deep Proof endpoint: $0.05/call — Lean4 multi-lemma, financial-grade verification.
View full endpoint list →  ·  Fee oracle →

Endpoint status · API docs · RatchetGate · VeriRand · Fuse