Claude Fable 5 benchmarks
Claude Fable 5 is a proprietary model from Anthropic, released 9 Jun 2026. It ranks 2nd of 51 on our overall leaderboard and 5th of 51 for reasoning. At A$28.08 per million tokens (blended), it costs 7.8× the median model we track. It can be called from AWS Bedrock in Sydney and Melbourne and Google Vertex AI in Sydney, but only through global routing, so requests may be processed outside Australia.
- CONTEXT WINDOW
- 1,000,000 tokens
- MAX OUTPUT
- 128,000 tokens
- INPUT
- text, image
- WEIGHTS
- Proprietary
- RELEASED
- 9 Jun 2026
Claude Fable 5 across our rankings.
Benchmark results.
Independent test scores are for the adaptive reasoning, max effort, opus 4.8 fallback setting. “Among tracked” ranks Claude Fable 5 against the 51 models on this site; LMArena ranks run across its full leaderboard.
| BENCHMARK | RESULT | AMONG TRACKED | SOURCE DETAIL |
|---|---|---|---|
| INDEPENDENT TESTS · ARTIFICIAL ANALYSIS | |||
| AA Intelligence Index | 49.6 | #5 of 51 | Adaptive reasoning, max effort, opus 4.8 fallback |
| AA Coding Index | 76.5 | #7 of 42 | Adaptive reasoning, max effort, opus 4.8 fallback |
| GPQA Diamond | 92.6% | #17 of 44 | Adaptive reasoning, max effort, opus 4.8 fallback |
| Humanity’s Last Exam | 55.5% | #3 of 51 | Adaptive reasoning, max effort, opus 4.8 fallback |
| AA-LCR | 82.3% | #15 of 51 | Adaptive reasoning, max effort, opus 4.8 fallback |
| Terminal-Bench 2.1 | 84.6% | #12 of 42 | Adaptive reasoning, max effort, opus 4.8 fallback |
| τ²-Bench (banking) | 38.1% | #20 of 41 | Adaptive reasoning, max effort, opus 4.8 fallback |
| SciCode | 61.0% | #3 of 46 | Adaptive reasoning, max effort, opus 4.8 fallback |
| BLIND HUMAN VOTES · LMARENA | |||
| LMArena Text30,057 votes · ±5 | 1506 | #1 of 42 | #1 of 402 on LMArena · 13 Sep 2026 |
| LMArena WebDev11,824 votes · ±7 | 1627 | #9 of 45 | #12 of 129 on LMArena · 22 Sep 2026 |
| LMArena Vision11,304 votes · ±8 | 1310 | #1 of 33 | #1 of 152 on LMArena · 13 Sep 2026 |
| LMArena Document8,497 votes · ±8 | 1499 | #1 of 26 | #1 of 44 on LMArena · 13 Sep 2026 |
| LMArena Search41,795 votes · ±8 | 1229 | #2 of 12 | #2 of 34 on LMArena · 24 Aug 2026 |
| LMArena Agent38,293 sessions | #5 | #4 of 37 | #5 of 46 on LMArena · 15 Sep 2026 |
What Claude Fable 5 costs in Australian dollars.
List prices converted at the snapshot’s RBA rate, excluding GST. Reasoning models are billed for their thinking as output tokens, so heavier settings cost more than the job estimates show.
| PER MILLION TOKENS | AUD | USD LIST |
|---|---|---|
| Input tokens | A$14.04 | US$10.00 |
| Output tokens | A$70.19 | US$50.00 |
| Blended (3 in : 1 out) | A$28.08 | US$20.00 |
| JOB | COST (AUD) | MEDIAN MODEL |
|---|---|---|
| Customer support replyPER 1,000 REPLIES | A$49.14 | ≈ A$6.58 |
| Summarise a 30-page documentPER 100 DOCUMENTS | A$33.69 | ≈ A$4.74 |
| Agentic coding taskPER 10 TASKS | A$26.67 | ≈ A$3.72 |
Running Claude Fable 5 in Australia.
It can be called from AWS Bedrock in Sydney and Melbourne and Google Vertex AI in Sydney, but only through global routing, so requests may be processed outside Australia. How the platforms compare →
| PLATFORM | AVAILABILITY | DETAIL |
|---|---|---|
| AWS Bedrock · Sydney | GLOBAL | |
| AWS Bedrock · Melbourne | GLOBAL | |
| Azure · Australia East | NOT IN AU | |
| Google Vertex AI · Sydney | GLOBAL |
Compare it with.
Claude Fable 5, answered.
How much does Claude Fable 5 cost in Australian dollars?
Claude Fable 5 lists at US$10.00 per million input tokens and US$50.00 per million output tokens — A$14.04 and A$70.19 at A$1 = US$0.7123 (RBA, 22 Sep 2026), excluding GST. A typical customer support reply works out at about A$49.14 per 1,000 replies, before any reasoning tokens.
Can I use Claude Fable 5 in Australia with data kept onshore?
Claude Fable 5 can be called from AWS Bedrock in Sydney and Melbourne and Google Vertex AI in Sydney, but only through global routing, so requests may be processed outside Australia. Availability comes from the cloud providers’ own documentation; check your provider’s current terms before relying on it for data-residency obligations.
Is Claude Fable 5 good for coding?
It ranks 8th of 42 on our coding ranking, with an Artificial Analysis Coding Index of 76.5 and an LMArena WebDev rating of 1627 (12th of 129). The current leader is Claude Fable 5.1.
How good is Claude Fable 5 at agent and automation work?
It ranks 12th of 41 on our agents ranking, completing 38.1% of τ²-Bench banking customer-service tasks and 84.6% of Terminal-Bench 2.1 tasks.
What is Claude Fable 5’s context window?
Anthropic documents a context window of 1,000,000 tokens (1M), with up to 128,000 output tokens. On AA-LCR, which tests reasoning across ~100,000-token document sets, it scores 82.3%.
Ratings: LMArena leaderboard dataset (CC BY 4.0), rescaled for the lens scores · leaderboards to 22 Sep 2026
Evaluations, prices and speed: Artificial Analysis (artificialanalysis.ai) · fetched 23 Sep 2026
Exchange rate: Reserve Bank of Australia, table F11.1 · A$1 = US$0.7123 on 22 Sep 2026 · prices exclude GST
Snapshot 23 Sep 2026 · updated weekly · How the rankings work →