Frontier model API
How Anthropic Claude API compares
Frontier model API. Compared on per-token, cached-input, and batch prices.
Regions and compliance
Regions: not published / unverified
Compliance: not published / unverified
Other published facts
- Batch API discount: 0.5platform.claude.comchecked 2026-10-20
- Context window, current lineup: 1000000platform.claude.comchecked 2026-10-20
Token offerings
Claude Opus 5.5
serverless_api · claude-opus-5-5 · open-weight not published / unverified
- Input / 1M
- 4platform.claude.comchecked 2026-10-20“Claude Opus 5.5 | $4 / MTok”
- Cached input / 1M
- 0.2platform.claude.comchecked 2026-10-20“Cache hits and refreshes on Claude Opus 5.5 are priced at 0.05x the base input price ($0.20 / MTok).”
- Output / 1M
- 20platform.claude.comchecked 2026-10-20“Claude Opus 5.5 | $20 / MTok output”
Context 1,000,000 · tokens/s not published · TTFT not published
Claude Sonnet 5.5
serverless_api · claude-sonnet-5-5 · open-weight not published / unverified
- Input / 1M
- 2platform.claude.comchecked 2026-10-20“Claude Sonnet 5.5 | $2 / MTok”
- Cached input / 1M
- 0.1platform.claude.comchecked 2026-10-20“On Claude Sonnet 5.5, a cache hit costs 5% of the standard input price ($0.10 USD).”
- Output / 1M
- 10platform.claude.comchecked 2026-10-20“Claude Sonnet 5.5 | $10 / MTok output”
Context 1,000,000 · tokens/s not published · TTFT not published
Claude Haiku 5.5 (prompts ≤100k)
serverless_api · claude-haiku-5-5 · open-weight not published / unverified
- Input / 1M
- 0.1platform.claude.comchecked 2026-10-20“Claude Haiku 5.5 (for prompts up to 100,000 tokens) | $0.10 / MTok”
- Cached input / 1M
- 0.01platform.claude.comchecked 2026-10-20“Claude Haiku 5.5 (for prompts up to 100,000 tokens) | Cache hits and refreshes | $0.01 / MTok”
- Output / 1M
- 0.5platform.claude.comchecked 2026-10-20“Claude Haiku 5.5 (for prompts up to 100,000 tokens) | $0.50 / MTok output”
Context 1,000,000 · tokens/s not published · TTFT not published
Prompts over 100,000 tokens are a higher tier on the same page: $0.50 input, $0.05 cache hit, $2.50 output per MTok.
Claude Sonnet 5.5 batch
batch · claude-sonnet-5-5 · open-weight not published / unverified
- Input / 1M
- 1platform.claude.comchecked 2026-10-20“Claude Sonnet 5.5 | Batch input | $1 / MTok”
- Cached input / 1M
- 0.05platform.claude.comchecked 2026-10-20“Batch API and prompt caching discounts can be combined. Cache hits on Sonnet 5.5 are 5% of base input; batch base input is $1 / MTok, so a cache hit is $0.05 / MTok.”
- Output / 1M
- 5platform.claude.comchecked 2026-10-20“Claude Sonnet 5.5 | Batch output | $5 / MTok”
Context not published · tokens/s not published · TTFT not published
Cached batch price is 5% of the published batch input price. The page says the multipliers stack.
Compute SKUs
No GPU or node price is seeded.