# ATXP vs Metronome (slim)

> Metronome scores 69.7 (B) to ATXP's 42.9 (E) for usage billing. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/atxp-vs-metronome.md (~2,300 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/atxp-vs-metronome.json · canonical https://www.anchorterminal.com/compare/atxp-vs-metronome
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Metronome scores 69.7 (B) on agent readiness against ATXP's 42.9 (E), and leads in 6 of 7 scored categories. ATXP leads on payments & pricing. Both do usage billing.

- ATXP: E 42.9, rank #887 of 950 · https://www.anchorterminal.com/tools/atxp.min.md
- Metronome: B 69.7, rank #173 of 950 · https://www.anchorterminal.com/tools/metronome.min.md
- ATXP, good for An agent that needs to start with no human signup and pay small amounts for inference, search, media, email or SMS from one balance, and builders who want to charge per MCP tool call. Ahead on Payments & pricing, 75 against 39.
- Metronome, good for A company that meters usage and bills on contracts, credits and commits, with invoices delivered through Stripe, NetSuite or cloud marketplaces. Ahead on Reliability, 68 against 13; Schema & documentation, 88 against 54; Agent ergonomics, 75 against 51; Security & auth, 68 against 41; Maintenance & community, 82 against 33; Transparency & trust, 65 against 43.

| Category | ATXP | Metronome |
| --- | --- | --- |
| Reliability (16%) | 13 | 68 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 54 | 88 |
| Agent ergonomics (13%) | 51 | 75 |
| Security & auth (14%) | 41 | 68 |
| Payments & pricing (10%) | 75 | 39 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 33 | 82 |
| Transparency & trust (7%) | 43 | 65 |

| Fact (where they differ) | ATXP | Metronome |
| --- | --- | --- |
| Vendor | Circuit & Chisel, Inc. | Metronome (Stripe) |
| Hosted endpoint | `https://llm.atxp.ai/v1` | `https://api.metronome.com` |
| Auth | OAuth or key | API key |
| x402 | payer tooling only | no |
| Licence | Proprietary hosted service under Circuit & Chisel's Terms of Service. The SDK packages and the `atxp` CLI on GitHub are MIT | Proprietary service under the Stripe Services Agreement. The SDKs on GitHub are Apache-2.0 |
| Last release | 2026-06-02 | 2026-09-29 |
| Terms last updated | 2025-09-03 | 2026-09-28 |
| Privacy policy last updated | 2026-06-17 | 2026-04-28 |
| Customer content may train models | not found in the text | yes |
| Terms restrict automated access | yes | not found in the text |
| Popularity | 6 stars, 499 npm/wk | 7 stars, 363k npm/wk |