Model comparison

Claude Sonnet 5.5 vs Llama 3.2 1B

Claude Sonnet 5.5 is the stronger model overall, scoring 60.5 to 19.9 on the Noometry Index. Llama 3.2 1B costs 57× less per token, which makes it the better buy when Claude Sonnet 5.5's lead doesn't matter for your workload.

Last verified October 10, 2026. 2 shared benchmarks.

Claude Sonnet 5.5 Anthropic

60.5

Rank #10 Confirmed

Llama 3.2 1B

Summary

They share 2 benchmarks with published results for both. Claude Sonnet 5.5 scores higher in 5 categories and Llama 3.2 1B in 0 categories; 5 gaps are clear of the uncertainty.
The widest gap is in math, where Claude Sonnet 5.5 leads 88.7 to 9.7.
The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 100% for Claude Sonnet 5.5 and 0.6% for Llama 3.2 1B.
Llama 3.2 1B is cheaper at $0.027 / $0.20 per million input/output tokens, against $2 / $10 for Claude Sonnet 5.5.
Claude Sonnet 5.5 accepts more context: 1M tokens versus 60K.
Llama 3.2 1B has downloadable open weights; the other is API-only.

Side by side

Claude Sonnet 5.5 and Llama 3.2 1B specifications
	Claude Sonnet 5.5	Llama 3.2 1B
Provider	Anthropic	Meta
Noometry Index	60.5	19.9
Released	2026-09-28	2024-09-24
Weights	Proprietary	Open
Context window	1M	60K
Max output	128K	54K
Input $ / M tokens	$2	$0.027
Output $ / M tokens	$10	$0.20
Results tracked	16	22

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Category by category

Coding Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 65.5 (#6), Llama 3.2 1B: 20.6 (#333)

Coding benchmarks
Benchmark	Claude Sonnet 5.5	Llama 3.2 1B
FrontierCode	52.1%	—
CursorBench	55.5%	—
LMArena WebDev	1699	—
FrontierSWE	61.9%	—
SciCode	61%	—
BigCodeBench Instruct	—	8.2%
LMArena Coding	—	1071
BigCodeBench Complete	—	11.3%
ALE-Bench	1,819	—

Agentic & Tool Use Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 44.9 (#14), Llama 3.2 1B: 14.5 (#142)

Agentic & Tool Use benchmarks
Benchmark	Claude Sonnet 5.5	Llama 3.2 1B
APEX-Agents	75.5%	—
Berkeley Function Calling Leaderboard	—	10.8%
BALROG	—	6.6%

Reasoning Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 52.4 (#29), Llama 3.2 1B: 15.6 (#304)

Reasoning benchmarks
Benchmark	Claude Sonnet 5.5	Llama 3.2 1B
CritPt	31.4%	—
Chess Puzzles	—	0%
LMArena Hard Prompts	—	1044
Mystery Game Puzzles	65%	—
Epoch Capabilities Index	—	101.95

Math Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 88.7 (#4), Llama 3.2 1B: 9.7 (#308)

Math benchmarks
Benchmark	Claude Sonnet 5.5	Llama 3.2 1B
OTIS Mock AIME 2024-2025	100%	0.6%
FrontierMath (Tiers 1-3)	88.8%	—
FrontierMath Tier 4	80.5%	—
ProofBench	100%	—
LMArena Math	—	1086

Knowledge Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 66.0 (#11), Llama 3.2 1B: 7.2 (#307)

Knowledge benchmarks
Benchmark	Claude Sonnet 5.5	Llama 3.2 1B
GPQA Diamond	95.6%	23.9%
SimpleQA Verified	46.5%	—
LMArena Expert	—	1007

Multimodal Not comparable

Claude Sonnet 5.5: 53.2 (#5), Llama 3.2 1B: —

Multimodal benchmarks
Benchmark	Claude Sonnet 5.5	Llama 3.2 1B
Furniture Assembly	75%	—

Multilingual Not comparable

Claude Sonnet 5.5: —, Llama 3.2 1B: 23.9 (#287)

Multilingual benchmarks
Benchmark	Claude Sonnet 5.5	Llama 3.2 1B
LMArena Non-English	—	973
LMArena Chinese	—	958
LMArena German	—	1014
LMArena Russian	—	941

Instruction Following Not comparable

Claude Sonnet 5.5: —, Llama 3.2 1B: 52.6 (#285)

Instruction Following benchmarks
Benchmark	Claude Sonnet 5.5	Llama 3.2 1B
LMArena Instruction Following	—	1031

Long Context Not comparable

Claude Sonnet 5.5: —, Llama 3.2 1B: 31.9 (#269)

Long Context benchmarks
Benchmark	Claude Sonnet 5.5	Llama 3.2 1B
LMArena Longer Query	—	1050

Writing & Preference Not comparable

Claude Sonnet 5.5: —, Llama 3.2 1B: 21.4 (#305)

Writing & Preference benchmarks
Benchmark	Claude Sonnet 5.5	Llama 3.2 1B
LMArena Text	—	1055
LMArena Creative Writing	—	1033
EQ-Bench Creative Writing	—	200
LMArena Multi-Turn	—	1030

Frequently asked questions

Is Claude Sonnet 5.5 better than Llama 3.2 1B?

Which is cheaper, Claude Sonnet 5.5 or Llama 3.2 1B?

Llama 3.2 1B is cheaper. It lists at $0.027 per million input tokens and $0.20 per million output tokens; Claude Sonnet 5.5 lists at $2 and $10.

Is Claude Sonnet 5.5 or Llama 3.2 1B better for coding?

Claude Sonnet 5.5 scores higher on coding benchmarks: 65.5 versus 20.6 in the Noometry coding category.

Which has the bigger context window?

Claude Sonnet 5.5 does, with 1M tokens against 60K.

How many benchmarks do Claude Sonnet 5.5 and Llama 3.2 1B share?

2 benchmarks have published results for both models. Claude Sonnet 5.5 has 16 scored results on Noometry and Llama 3.2 1B has 22.