anthropic claude-mythos-5-1
anthropic claude-mythos-5-1 costs USD 10.00 per 1M input tokens and USD 50.00 per 1M output tokens (community cross-check, https://github.com/BerriAI/litellm/blob/main/model_prices_and_context_window.json), verified 2026-10-24 17:01 UTC.
Last verified 2026-10-24T17:01:34+00:00 · Source: https://github.com/BerriAI/litellm/blob/main/model_prices_and_context_window.json (community cross-check, waak source litellm)
A first-party listing of this model exists and is shown below; this row is the community cross-check.
Price
- Input
- USD 10.00 / 1M tokens
- Output
- USD 50.00 / 1M tokens
- Cached input
- USD 0.25 / 1M
- Cache write
- USD 12.50 / 1M
- Batch input
- USD 5.00 / 1M
- Batch output
- USD 25.00 / 1M
- This price since
- 2026-09-03T21:41:12+00:00
- FX used
- 1 EUR = 1.1403 USD (ECB)
- Billing
- per_token
Specification
- Context window (tokens)
- 1,000,000
- Max output
- 128,000
- Mode
- chat
- Region
- global
- Listing
- listing not verifiable
aggregator / community mirror: no first-party public page to check against - First seen
- 2026-09-03T21:41:12+00:00
- SKU id
llm/anthropic/claude-mythos-5-1
Other listings of this model
Sources can disagree. The provider's own listing is first-party; LiteLLM, OpenRouter and models.dev are community cross-checks. Differences are shown, not resolved.
| SKU | Source | Input / 1M | Output / 1M | vs this page | Last verified |
|---|---|---|---|---|---|
| llm/aws-bedrock/anthropic/claude-mythos-5.1 | aws-bedrock-offers-us-east-1 (first-party) | 11.00 | 55.00 | differs differs by +10.0% | 2026-10-23T20:46:13+00:00 |
Price history (90 days)
| Observed (UTC) | Price | USD | EUR | Output / 1M | Snapshot |
|---|---|---|---|---|---|
| 2026-09-26T22:40:16+00:00 | USD 10.00 | 10.00 | 8.7696 | 50.00 | #315 |
| 2026-09-03T21:41:12+00:00 | USD 10.00 | 10.00 | 8.6096 | 50.00 | #278 |
Each row is a change point: the price held from that moment until the next row. Full history: JSON · CSV.
Changes
| Seen | Kind | Change |
|---|---|---|
| 2026-09-26T22:40:16+00:00 between 2026-09-25 and 2026-09-26 |
Price change batch input, per 1M tokens | – → 5 USD |
| 2026-09-03T21:41:12+00:00 between 2026-09-02 and 2026-09-03 |
New SKU | 10 USD |
API: /v1/skus/llm/anthropic/claude-mythos-5-1
Cite this
Free to reuse under CC BY 4.0 with this credit. The numbers are list prices, not transacted prices.
InfraRabbit (2026). anthropic claude-mythos-5-1 [data as of 2026-10-24]. https://infrarabbit.com/llm/anthropic/claude-mythos-5-1 (accessed 2026-10-24). List prices, not transacted prices. CC BY 4.0.
BibTeX
@misc{infrarabbit_llm_anthropic_claude_mythos_5_1_2026,
author = {{InfraRabbit}},
title = {anthropic claude-mythos-5-1},
year = {2026},
howpublished = {\url{https://infrarabbit.com/llm/anthropic/claude-mythos-5-1}},
note = {Data as of 2026-10-24; accessed 2026-10-24; list prices, not transacted prices; CC BY 4.0}
}