Hemmingway 1 measured on 2 of 8 Writing & Language benchmarks2
BenchmarkByScoreRank
No benchmark matches
—per task?
price not verifiedprice
—output speed?
262Kcontext
Alternatives?
ModelScoreCostPer taskWhat changes
BetterClaude Opus 5unstated+16%—$5 / $25
OpenGLM 5.3unstated+10%—$1.40 / $4.40Reasoning cannot be disabled+3BetterClaude Fable 5.1unstated+15%—$10 / $50Replace forced tool_choice+5BetterClaude Opus 5.5unstated+14%—$4 / $20No forced tool use+5BetterClaude Fable 5unstated+12%—$10 / $50ModelScoreCostPer taskWhat changes
Nothing here yet.
ModelScoreCostPer taskWhat changes
Claude Opus 5unstated+16%—$5 / $25Claude Fable 5.1unstated+15%—$10 / $50Replace forced tool_choice+5Claude Opus 5.5unstated+14%—$4 / $20No forced tool use+5Claude Fable 5unstated+12%—$10 / $50
Grok 4.7unstated+12%—$2 / $6Reasoning cannot be disabled+4ModelScoreCostPer taskWhat changes
GLM 5.3unstatedOpen+10%—$1.40 / $4.40Reasoning cannot be disabled+3
Kimi K3unstatedOpen+7%—$3 / $15Sampling parameters are fixed+3Kimi K2.6unstatedOpen+6%—$0.95 / $4Context: 262K → 256KGLM 5.2unstatedOpen+5%—$1.40 / $4.40
DeepSeek V4 Pro 0813unstatedOpen+2%—$1.32 / $3.96Pass back reasoning_content · Chat Completions+4Benchmarks
in Writing & LanguageEQ-Bench Creative Writing v31,906.4#14
FAQ
How much does Hemmingway 1 cost?›
There is no per-unit API price: price not verified.
How good is Hemmingway 1, and what is it best at?›
#28 of 95 in Writing & Language.
Is Hemmingway 1 better than Kimi K2.5?›
On EQ-Bench Longform Creative Writing 1.11, Hemmingway 1 scores 74.2 vs 74.9 — about the same.
What is the context window of Hemmingway 1?›
262K tokens.
When was Hemmingway 1 released? Is there a newer version?›
Released 2026-09-20. It is the current version in its line.
Can Hemmingway 1 read images?›
No, it accepts text only.
What is Hemmingway 1?›
Hemmingway 1 is a language model from Altworld, released Sep 2026.
What are the best alternatives to Hemmingway 1?›
Claude Opus 5 (better), GLM 5.3 (open weights).