# CoreWeave vs Vast.ai (slim)

> Vast.ai scores 62.6 (B) on agent readiness against CoreWeave's 61.5 (C), and leads in 2 of 7 scored categories. CoreWeave leads on transparency & trust. Both do compute gpu. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/coreweave-vs-vast-ai.md (~2,250 tokens) · this version ~630 tokens · JSON https://www.anchorterminal.com/compare/coreweave-vs-vast-ai.json · canonical https://www.anchorterminal.com/compare/coreweave-vs-vast-ai
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Vast.ai scores 62.6 (B) on agent readiness against CoreWeave's 61.5 (C), and leads in 2 of 7 scored categories. CoreWeave leads on transparency & trust. Both do compute gpu.

- CoreWeave: C 61.5, rank #363 of 722 · https://www.anchorterminal.com/tools/coreweave.min.md
- Vast.ai: B 62.6, rank #331 of 722 · https://www.anchorterminal.com/tools/vast-ai.min.md
- CoreWeave, good for Teams that already run Kubernetes and need whole multi-GPU nodes or clusters for training and dedicated inference, with a contract and IAM. Ahead on Transparency & trust, 77 against 62.
- Vast.ai, good for Cost-sensitive training, batch work and self-managed inference where the agent can search listings, set a price cap and tolerate host variance or interruption. Ahead on Reliability, 65 against 50.

| Category | CoreWeave | Vast.ai |
| --- | --- | --- |
| Reliability (16%) | 50 | 65 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 79 | 78 |
| Agent ergonomics (13%) | 58 | 57 |
| Security & auth (14%) | 74 | 72 |
| Payments & pricing (10%) | 20 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 80 | 81 |
| Transparency & trust (7%) | 77 | 62 |

| Fact (where they differ) | CoreWeave | Vast.ai |
| --- | --- | --- |
| Vendor | CoreWeave, Inc. | Vast.ai Inc. |
| Hosted endpoint | `https://api.coreweave.com` | `https://console.vast.ai/api/v0` |
| Auth | Token | API key |
| Licence | Proprietary service under CoreWeave's Terms of Service. The Terraform provider on GitHub is MIT | Proprietary service under Vast.ai's Terms of Use Agreement. The `vastai` CLI and Python SDK on GitHub are MIT |
| Tools exposed | 38 | none |
| Terms last updated | 2022-06-30 | 2026-09-01 |
| Privacy policy last updated | 2026-02-24 | 2025-06-18 |
| Terms restrict automated access | not found in the text | yes |
| Terms restrict benchmarking | not found in the text | yes |
| Arbitration or class-action waiver | not found in the text | yes |
| Popularity | none | 223 stars, 33k PyPI/wk |