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Anthropic

Data verified

This page groups canonical Anthropic model families and applies the same public scoring lane used by the main leaderboard.

Model count
16
Best model
82.79/100
Claude Mythos 5
Avg. top 3
82.7/100
Latest release
July 2026
Public-ranked
16
Supported
12

Anthropic model IDs and aliases

The exact strings the API accepts, which of them are pinned snapshots, and which are aliases that can start resolving somewhere new. A dateless ID here is not an evergreen pointer — it is the snapshot.

Retirement dates and replacements
Anthropic model IDs, aliases, and availability
ModelCanonical API IDAliasBedrock / Google CloudAvailability
Claude Fable 5claude-fable-5Pinned (dateless)Same as the IDanthropic.claude-fable-5claude-fable-5ActiveCatalog: Current
Claude Opus 5claude-opus-5Pinned (dateless)Same as the IDanthropic.claude-opus-5claude-opus-5ActiveCatalog: Current
Claude Sonnet 5claude-sonnet-5Pinned (dateless)Same as the IDanthropic.claude-sonnet-5claude-sonnet-5ActiveCatalog: Current
Claude Haiku 4.5claude-haiku-4-5-20251001Pinned (dated)claude-haiku-4-5Resolves to the latest dated snapshotanthropic.claude-haiku-4-5-20251001-v1:0claude-haiku-4-5@20251001ActiveCatalog: Current
Claude Mythos 5Invitation-only under Project Glasswing. No published Bedrock or Google Cloud ID.claude-mythos-5Pinned (dateless)Same as the IDNot publishedActiveCatalog: Limited availability
Claude Opus 4.8claude-opus-4-8Pinned (dateless)Same as the IDanthropic.claude-opus-4-8claude-opus-4-8ActiveCatalog: Legacy
Claude Opus 4.7claude-opus-4-7Pinned (dateless)Same as the IDanthropic.claude-opus-4-7claude-opus-4-7ActiveCatalog: Legacy
Claude Opus 4.6Last Bedrock ID to carry the -v1 suffix; it was dropped from Sonnet 4.6 onward.claude-opus-4-6Pinned (dateless)Same as the IDanthropic.claude-opus-4-6-v1claude-opus-4-6ActiveCatalog: Legacy
Claude Sonnet 4.6claude-sonnet-4-6Pinned (dateless)Same as the IDanthropic.claude-sonnet-4-6claude-sonnet-4-6ActiveCatalog: Legacy
Claude Sonnet 4.5claude-sonnet-4-5-20250929Pinned (dated)claude-sonnet-4-5Resolves to the latest dated snapshotanthropic.claude-sonnet-4-5-20250929-v1:0claude-sonnet-4-5@20250929ActiveCatalog: Legacy
Claude Opus 4.5claude-opus-4-5-20251101Pinned (dated)claude-opus-4-5Resolves to the latest dated snapshotanthropic.claude-opus-4-5-20251101-v1:0claude-opus-4-5@20251101ActiveCatalog: Legacy

Current provider directory

Current Anthropic models and API IDs

As of August 12, 2026, this directory contains 5 active, preview, announced, or limited-access entries. Provider-issued IDs appear only when the underlying documentation identifies them; BenchLM model keys are kept separate.

Latest tracked release

Claude Opus 5

Jul 24, 2026

Open the dated source

Operational record

Current API IDs
5
Inactive variants
3
Open the confirmed release archive

Current provider-issued API model IDs

Shared IDs are listed once. Request-time reasoning modes and other configurations do not become separate model IDs.

Search the full directory

Earlier source-dated releases

Together with the latest release above, these are the three newest dated release groups in the tracked provider inventory.

Browse every confirmed release

Score trend

0255075100Mar 2025Jun 2025Sep 2025Dec 2025Mar 2026Aug 2026Anthropic

Anthropic's average score across its top 3 ranked models, cumulative through each release month.

All Anthropic models

Search every tracked model variant, including preview, limited-access, deprecated, and open-weight releases. Provider identifiers and specifications link to first-party evidence where it is available.

Model variants
22
Model families
16
Current entries
5
Evidence date
August 12, 2026

Showing 22 of 22 variants

Prices are input / output per 1M tokens.

Ranked family representatives

One canonical entry per model family. Public scores use the same evidence rules as the main leaderboard.

ContextPricePublic score
Claude Mythos 5Current1M+$10.00 / $50.00N/AN/A82.79Supported
Claude Opus 5Current$5.00 / $25.005452.35s82.72Supported
Claude Fable 5Current1M+$10.00 / $50.006399.62s82.54Supported
Claude Opus 4.8Superseded1M$5.00 / $25.005618.31s77.04Supported
Claude Opus 4.7Current1M$5.00 / $25.004715.93s71.53Supported
Claude Opus 4.6Superseded1M$5.00 / $25.00382.52s67.68Supported
Claude Sonnet 5Current1M$2.00 / $10.0071186.84s64.48Estimated
Claude Sonnet 4.6Superseded200K$3.00 / $15.00431.37s64.23Supported
Claude Opus 4.5Established200K$5.00 / $25.00461.53s63.33Supported
Claude Haiku 4.5Established200K$1.00 / $5.00N/AN/A56.12Estimated
Claude Sonnet 4.5Established200K$3.00 / $15.00N/AN/A53.21Estimated
Claude 3.5 SonnetEstablished200K$3.00 / $15.00N/AN/A47.23Estimated
Claude 4.1 OpusEstablished200K$15.00 / $75.00291.66s44.91Supported
Claude 4 SonnetEstablished200K$3.00 / $15.00401.33s41.8Supported
Claude 3 OpusEstablished200K$15.00 / $75.00N/AN/A40.28Supported
Claude 3 HaikuEstablished200K$0.25 / $1.251381.16s20.64Supported
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Anthropic release history

Full release history

Compare Anthropic models