Ornith-1.5-9B

Ornith-1.5-9B is a reasoning model from Ornith AI in the Ornith 1.5 family. It has 12 scored results in 3 categories. It has no index.

  • Open weights
  • Reasoning
  • Input: text
  • Released 2026-08
UnrankedEnough results for an index.
IndexAll categories, out of 100.UnrankedMedian 51.0
CoverageIndex weight that has results.55%
SpeedOutput tokens per second.—Median 67/s
First tokenSeconds to the first output token.—Median 1.3 s
Input / 1MUS dollars per 1M input tokens.—Median $0.60
Output / 1MUS dollars per 1M output tokens.—Median $2.55
ContextMaximum tokens in one request.262KMedian 262K
EloLMArena rating and rank.—Median 1422

Capabilities

Index per category, out of 100.
Out of 100
AgenticMulti-step tasks with tools.7 counted47.4—
CodingCode writing and repair.3 counted50.7—
ReasoningLogic problems and puzzles.None counted——
MultimodalTasks with images and text.None counted——
KnowledgeFacts and expert knowledge.2 counted50.6—
MultilingualTasks in many languages.None counted——
InstructionTasks with strict prompt rules.None counted——
MathMath problems.None counted——

Results

12 counted
BenchmarkThe benchmark name.ResultThe score from the source.PlacePlace among results on this benchmark.
Graduate-Level Google-Proof Q&AKnowledge86.4%47 / 141
Claw-EvalAgentic66.5%16 / 42
GPQA Diamond · BenchLMKnowledge86.4%51 / 84
Humanity's Last ExamKnowledge20.2%63 / 77
MCP AtlasAgentic54.2%43 / 52
BrowseCompAgentic56.4%55 / 63
NL2RepoCoding32.4%32 / 36
SWE-bench ProCoding47.5%75 / 83
WideResearchAgentic59.5%16 / 16
Toolathlon-VerifiedAgentic41.2%23 / 23

Sources

BenchLMCC BY-NC 4.0

Questions

What is the context window of Ornith-1.5-9B?
262K tokens.
Is Ornith-1.5-9B open source?
Yes. Its weights are published.
When was Ornith-1.5-9B released?
August 2026.

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