Gemini 4 Hydrogen vs GPT-6.1 Terra
Change modelsGemini 4 HydrogenGoogle
GPT-6.1 TerraOpenAI
IndexAll categories, out of 100.
76.9 ±8.4
77.0 ±3.8 best
GapIndex points below the top.
−0.1 · no clear gap
Top
CoverageIndex weight that has results.
65%
90% best
SpeedOutput tokens per second.
—
46/s
EloLMArena rating and rank.
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—
ReleasedMonth of release.
2026-11
2026-10
Input / 1MUS dollars per 1M input tokens.
$1.50
$1.00 best
Output / 1MUS dollars per 1M output tokens.
$7.50
$5.00 best
Batch output / 1MBatch price per 1M output tokens.
—
$2.50
1K chats2K tokens in, 500 out, each.
$6.75
$4.50 best
1K documents20K tokens in, 1K out, each.
$37.50
$25.00 best
1K agent tasks200K tokens in, 20K out, each.
$450.00
$300.00 best
ContextMaximum tokens in one request.
1M
1.05M best
AgenticMulti-step tasks with tools.
78.5
78.5
CodingCode writing and repair.
79.1 best
74.1
ReasoningLogic problems and puzzles.
—
81.5
MultimodalTasks with images and text.
80.5 best
73.0
KnowledgeFacts and expert knowledge.
74.3 best
70.3
MultilingualTasks in many languages.
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—
InstructionTasks with strict prompt rules.
—
—
MathMath problems.
—
76.7
Benchmarks
7 sharedOnly Gemini 4 Hydrogen: 4Only GPT-6.1 Terra: 44
Gemini 4 Hydrogen
GPT-6.1 Terra