SDKOpen source
Claude Agent SDK pricing (2026)
What Claude Agent SDK costs, summarised from its own pricing materials. Every figure below links to the vendor's source.
Pricing summary
The SDK library is free (the Python repo is MIT), but use is governed by Anthropic's Commercial Terms of Service and you pay Claude API token costs (or via Bedrock/Vertex/Azure).
Vendor pricing page ↗ · accessed 2026-07-01
The vendor's pricing text references a free tier or $0 option — see the exact wording above.
How Claude Agent SDK pricing compares
Peer platforms, each figure sourced or marked unverified — factual only, no ranking implied
| Platform | Pricing |
|---|---|
| Claude Agent SDK SDK | The SDK library is free (the Python repo is MIT), but use is governed by Anthropic's Commercial Terms of Service and you pay Claude API token costs (or via Bedrock/Vertex/Azure).source ↗ |
| OpenAI Agents SDK SDK | The SDK is free and open source (MIT); you pay OpenAI (or the chosen provider's) API/token costs.source ↗ |
| Vercel AI SDK SDK | The SDK is free and open source (MIT); you pay the underlying model/token costs of whichever provider you route to. Vercel's hosting and AI Gateway are billed separately.source ↗ |
| Cloudflare Agents Framework | No separate charge for the SDK — you pay for underlying Workers and Durable Objects. Workers has a free tier (100k req/day) and a paid plan from $5/mo; Durable Objects bills requests, duration, and (from Jan 2026) SQLite storage.source ↗ |
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