Trinity Large Thinking vs Claude Haiku 5.5
Claude Haiku 5.5 leads Trinity Large Thinking on the Artificial Analysis Intelligence Index, 43.4 to 10.8, and Claude Haiku 5.5 costs 1.6x less per output token ($0.50 vs $0.80 per million). Updated October 22, 2026; 13 benchmarks have a result for both.
vs boards won of 13 shared
Trinity Large Thinking or Claude Haiku 5.5: which to pick
Only Claude Haiku 5.5 has a coding score, 70.7 on the Vibe Coding Index; Trinity Large Thinking has none, so the two cannot be ranked on coding.
Compare them on price, context and the boards below.
Model ATrinity Large ThinkingArcee AINot benchmarked1 independent benchmarkNo cost per solved taskModel BClaude Haiku 5.5Anthropic70.7/1005 independent benchmarksNo cost per solved task
- Shared results
- 13
- Trinity Large Thinking only
- 39
- Claude Haiku 5.5 only
- 50
- Like-for-like categories
- 5 of 9
Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.
Which one for your work
Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.
Coding
Vibe Coding Index, six public coding benchmarks
No call
Only Claude Haiku 5.5 has a coding score, so no call is made.
One side not measured
Intelligence
AA Intelligence Index
Claude Haiku 5.5
Claude Haiku 5.5 leads, 43.4 against 10.8.
Same board, both measured
Agentic work
AA Agentic Index
No call
Only Trinity Large Thinking has a AA Agentic Index result, 1.0.
Directional only
Web design
Design Arena: websites
Claude Haiku 5.5
Claude Haiku 5.5 leads, 1262 against 1137.
Same board, both measured
General
Vals Index
No call
Only Claude Haiku 5.5 has a Vals Index result, 58.7%.
Directional only
Long documents
Listed context window
Claude Haiku 5.5
Claude Haiku 5.5 takes 1M tokens against 262K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Claude Haiku 5.5
Trinity Large Thinking $0.0006, Claude Haiku 5.5 $0.0003 per turn.
List prices
At a glance
- Coding index
- Trinity Large Thinking not benchmarked, Claude Haiku 5.5 70.7 from 5 benchmarks.
- Widest category
- Coding, 45.1 points apart on average over 4 shared benchmarks.
- Widest single gap
- LMArena WebDev: React: Trinity Large Thinking 1231 against Claude Haiku 5.5 1605, 61.6 points apart on a 0 to 100 scale.
- Output price
- Trinity Large Thinking $0.80 against Claude Haiku 5.5 $0.50 per million output tokens, 1.6x apart.
- Context window
- Trinity Large Thinking takes 262K tokens, Claude Haiku 5.5 1M.
Benchmark by benchmark
First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.
| Category | Trinity Large Thinking | Bars | Claude Haiku 5.5 | Ties |
|---|---|---|---|---|
| Coding | 0 | 4 | ||
| Intelligence | 0 | 1 | ||
| Reasoning | 0 | 1 | ||
| Web design | 0 | 6 | ||
| General | 0 | 1 | ||
| All shared boards | 0 | 13 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index04
| Benchmark | Trinity Large Thinking | Claude Haiku 5.5 | Leader |
|---|---|---|---|
| LiveBench coding | Not measured | 91.4% | Only Claude Haiku 5.5 measured |
| LMArena WebDev | 1238 | 1586 | Claude Haiku 5.5 |
| AA Coding Index | 25.8 | Not measured | Only Trinity Large Thinking measured |
| Terminal-Bench 4 (Vals AI) | Not measured | 36.4% | Only Claude Haiku 5.5 measured |
| Vibe Code Bench (Vals AI) | Not measured | 90.4% | Only Claude Haiku 5.5 measured |
| Code migration (Vals AI) | Not measured | 44.6% | Only Claude Haiku 5.5 measured |
| ProgramBench (Vals AI) | Not measured | 2.5% | Only Claude Haiku 5.5 measured |
| IOI (Vals AI) | Not measured | 47.3% | Only Claude Haiku 5.5 measured |
| SWE-bench Multimodal (Vals AI) | Not measured | 44.0% | Only Claude Haiku 5.5 measured |
| Vibe Code Bench 1-100 (Vals AI) | Not measured | 20.4% | Only Claude Haiku 5.5 measured |
| CyberBench (Vals AI) | Not measured | 75.5% | Only Claude Haiku 5.5 measured |
| SciCode | 40.6% | 55.0% | Claude Haiku 5.5 |
| Terminal-Bench Hard (Artificial Analysis run) | 22.7% | Not measured | Only Trinity Large Thinking measured |
| FrontierCode | Not measured | 46.4% | Only Claude Haiku 5.5 measured |
| FrontierSWE | Not measured | 43.8% | Only Claude Haiku 5.5 measured |
| LMArena Text: coding | 1357 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: software and IT | 1362 | Not measured | Only Trinity Large Thinking measured |
| LMArena WebDev: React | 1231 | 1605 | Claude Haiku 5.5 |
| LMArena WebDev: HTML | 1240 | 1569 | Claude Haiku 5.5 |
| SciCode | Not measured | 9.2% | Only Claude Haiku 5.5 measured |
| Neither model has a result on the other 19 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
| Benchmark | Trinity Large Thinking | Claude Haiku 5.5 | Leader |
|---|---|---|---|
| AA Intelligence Index | 10.8 | 43.4 | Claude Haiku 5.5 |
| Epoch Capabilities Index | Not measured | 159.3 | Only Claude Haiku 5.5 measured |
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index16 boards, none shared
| Benchmark | Trinity Large Thinking | Claude Haiku 5.5 | Leader |
|---|---|---|---|
| AA Agentic Index | 1.0 | Not measured | Only Trinity Large Thinking measured |
| LiveBench research | Not measured | 81.9% | Only Claude Haiku 5.5 measured |
| LiveBench browser | Not measured | 80.0% | Only Claude Haiku 5.5 measured |
| LiveBench long agentic | Not measured | 57.6% | Only Claude Haiku 5.5 measured |
| SREBench (Vals AI) | Not measured | 5.7% | Only Claude Haiku 5.5 measured |
| Finance Agent (Vals AI) | Not measured | 54.1% | Only Claude Haiku 5.5 measured |
| Tax Agent Bench (Vals AI) | Not measured | 31.9% | Only Claude Haiku 5.5 measured |
| Legal Research Bench (Vals AI) | Not measured | 43.3% | Only Claude Haiku 5.5 measured |
| Harvey's Legal Agent Benchmark (Vals AI) | Not measured | 4.2% | Only Claude Haiku 5.5 measured |
| Excel Modeling Benchmark (Vals AI) | Not measured | 59.0% | Only Claude Haiku 5.5 measured |
| BioMysteryBench (Vals AI) | Not measured | 70.4% | Only Claude Haiku 5.5 measured |
| Terminal-Bench-Science (Vals AI) | Not measured | 10.0% | Only Claude Haiku 5.5 measured |
| Vals Science Index | Not measured | 38.5% | Only Claude Haiku 5.5 measured |
| τ²-Bench Telecom | 90.1% | Not measured | Only Trinity Large Thinking measured |
| APEX-Agents | Not measured | 56.1% | Only Claude Haiku 5.5 measured |
| Vending-Bench 2 | Not measured | $3,602 | Only Claude Haiku 5.5 measured |
| Neither model has a result on the other 25 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index01
| Benchmark | Trinity Large Thinking | Claude Haiku 5.5 | Leader |
|---|---|---|---|
| LiveBench reasoning | Not measured | 82.4% | Only Claude Haiku 5.5 measured |
| MysteryMechanism (Vals AI) | Not measured | 35.1% | Only Claude Haiku 5.5 measured |
| GPQA Diamond (Artificial Analysis run) | 75.2% | Not measured | Only Trinity Large Thinking measured |
| Humanity's Last Exam (Artificial Analysis run) | 15.8% | 44.4% | Claude Haiku 5.5 |
| GPQA Diamond (Epoch AI run) | Not measured | 89.6% | Only Claude Haiku 5.5 measured |
| ARC-AGI | Not measured | 89.0% | Only Claude Haiku 5.5 measured |
| ARC-AGI-2 | Not measured | 61.3% | Only Claude Haiku 5.5 measured |
| Chess puzzles | Not measured | 55.0% | Only Claude Haiku 5.5 measured |
| Mystery game puzzles | Not measured | 30.0% | Only Claude Haiku 5.5 measured |
| EBR-bench | Not measured | 43.8% | Only Claude Haiku 5.5 measured |
| LMArena Text: hard prompts | 1342 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: expert | 1359 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: hard prompts in English | 1356 | Not measured | Only Trinity Large Thinking measured |
| Neither model has a result on the other 9 boards here | |||
MathDirectional onlyPublic boards, shown as published, kept out of the index6 boards, none shared
| Benchmark | Trinity Large Thinking | Claude Haiku 5.5 | Leader |
|---|---|---|---|
| OTIS Mock AIME | Not measured | 98.9% | Only Claude Haiku 5.5 measured |
| FrontierMath, tiers 1 to 3 | Not measured | 75.1% | Only Claude Haiku 5.5 measured |
| FrontierMath, tier 4 | Not measured | 46.3% | Only Claude Haiku 5.5 measured |
| ProofBench | Not measured | 89.0% | Only Claude Haiku 5.5 measured |
| LMArena Text: math | 1365 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: mathematical work | 1350 | Not measured | Only Trinity Large Thinking measured |
| Neither model has a result on the other 7 boards here | |||
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index8 boards, none shared
| Benchmark | Trinity Large Thinking | Claude Haiku 5.5 | Leader |
|---|---|---|---|
| CaseLaw (Vals AI) | 57.9% | Not measured | Only Trinity Large Thinking measured |
| CorpFin (Vals AI) | 54.7% | Not measured | Only Trinity Large Thinking measured |
| MedCode (Vals AI) | Not measured | 51.5% | Only Claude Haiku 5.5 measured |
| SimpleQA Verified | Not measured | 23.8% | Only Claude Haiku 5.5 measured |
| LMArena Text: science | 1355 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: medicine and healthcare | 1349 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: legal and government | 1345 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: business and finance | 1329 | Not measured | Only Trinity Large Thinking measured |
| Neither model has a result on the other 10 boards here | |||
Web designLike-for-likePublic boards, shown as published, kept out of the index06
| Benchmark | Trinity Large Thinking | Claude Haiku 5.5 | Leader |
|---|---|---|---|
| Design Arena: websites | 1137 | 1262 | Claude Haiku 5.5 |
| Design Arena: UI components | 1042 | 1291 | Claude Haiku 5.5 |
| Design Arena: game dev | 1078 | 1313 | Claude Haiku 5.5 |
| Design Arena: data viz | 1098 | 1294 | Claude Haiku 5.5 |
| Design Arena: 3D | 1081 | 1342 | Claude Haiku 5.5 |
| Design Arena: all code categories | 1117 | 1278 | Claude Haiku 5.5 |
| Design Arena: SVG | 1016 | Not measured | Only Trinity Large Thinking measured |
| Design Arena: ASCII art | 1041 | Not measured | Only Trinity Large Thinking measured |
| LiveBench design | Not measured | 83.1% | Only Claude Haiku 5.5 measured |
GeneralLike-for-likePublic boards, shown as published, kept out of the index01
| Benchmark | Trinity Large Thinking | Claude Haiku 5.5 | Leader |
|---|---|---|---|
| Vals Index | Not measured | 58.7% | Only Claude Haiku 5.5 measured |
| LiveBench data analysis | Not measured | 53.1% | Only Claude Haiku 5.5 measured |
| Public Benefits Bench (Vals AI) | Not measured | 63.2% | Only Claude Haiku 5.5 measured |
| SAGE (Vals AI) | Not measured | 45.8% | Only Claude Haiku 5.5 measured |
| MedScribe (Vals AI) | Not measured | 89.5% | Only Claude Haiku 5.5 measured |
| IFBench | 56.3% | Not measured | Only Trinity Large Thinking measured |
| Long context reasoning (AA-LCR) | 38.0% | 82.7% | Claude Haiku 5.5 |
| DTBench | Not measured | 95.0% | Only Claude Haiku 5.5 measured |
| LMCA | Not measured | 51.1% | Only Claude Haiku 5.5 measured |
| Surface Evolver Bench | 15.6% | Not measured | Only Trinity Large Thinking measured |
| Furniture assembly | Not measured | 47.5% | Only Claude Haiku 5.5 measured |
| LMArena Text | 1340 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: instruction following | 1326 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: creative writing | 1308 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: English | 1356 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: non-English | 1325 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: Chinese | 1371 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: German | 1356 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: Japanese | 1312 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: Korean | 1306 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: French | 1366 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: Spanish | 1327 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: Russian | 1338 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: Polish | 1312 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: multi-turn | 1320 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: longer queries | 1318 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: writing and language | 1317 | Not measured | Only Trinity Large Thinking measured |
| LMArena Text: entertainment and media | 1296 | Not measured | Only Trinity Large Thinking measured |
| Neither model has a result on the other 18 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Trinity Large Thinking | Claude Haiku 5.5 | Leader |
|---|---|---|---|
| Neither model has a result on 5 boards here | |||
What each workload costs
Three fixed token mixes at each model's listed price, so per-token rates become a bill.
Chat turn
1K input + 500 output tokens
Trinity Large Thinking$0.0006Fits in one request
Claude Haiku 5.5$0.0003Fits in one request
Claude Haiku 5.5 costs less
Repository review
50K input + 3K output tokens
Trinity Large Thinking$0.015Fits in one request
Claude Haiku 5.5$0.0065Fits in one request
Claude Haiku 5.5 costs less
Agent loop
200K input + 10K output tokens
Trinity Large Thinking$0.058Fits in one request
Claude Haiku 5.5$0.025Fits in one request
Claude Haiku 5.5 costs less
Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.
Specification differences
The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.
| Specification | Arcee AI Trinity Large Thinking | Anthropic Claude Haiku 5.5 |
|---|---|---|
| Maker | Arcee AI | Anthropic |
| Weights | Open weights | No public weights listed |
| Released | April 1, 2026 | October 7, 2026 |
| Context window | 262K | 1M |
| Input $/Mtok | $0.25 | $0.10 |
| Output $/Mtok | $0.80 | $0.50 |
| Coding index | Not benchmarked | 70.7 |
| Independent measurements behind it | 1 | 5 |
| Cost per solved task | Not computable | Not computable |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Trinity Large Thinking better than Claude Haiku 5.5 for coding?
Only Claude Haiku 5.5 has a coding score, 70.7 on the Vibe Coding Index; Trinity Large Thinking has none, so the two cannot be ranked on coding. Compare them on price, context and the boards below.
Which is cheaper, Trinity Large Thinking or Claude Haiku 5.5?
Trinity Large Thinking costs $0.25 per million input tokens and $0.80 per million output tokens; Claude Haiku 5.5 costs $0.10 and $0.50. Cost per solved task is known for neither of them.
Which has the bigger context window, Trinity Large Thinking or Claude Haiku 5.5?
Claude Haiku 5.5, with 1M tokens against 262K.
How many benchmarks is the Trinity Large Thinking vs Claude Haiku 5.5 comparison based on?
13 benchmarks have a result for both models as of October 22, 2026. Trinity Large Thinking's coding index rests on 1 independent benchmark and Claude Haiku 5.5's on 5. Where only one model has a result, the page says so instead of naming a winner.