Compare · ModelsLive · 2 picked · head to head
R1 vs gpt-oss-20b
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
gpt-oss-20b wins on 2/4 benchmarks
gpt-oss-20b wins 2 of 4 shared benchmarks. Leads in math · coding.
Category leads
arena·R1knowledge·R1math·gpt-oss-20bcoding·gpt-oss-20b
Hype vs Reality
Attention vs performance
R1
#166 by perf·#16 by attention
gpt-oss-20b
#106 by perf·no signal
Best value
gpt-oss-20b
23.3x better value than R1
R1
28.5 pts/$
$1.60/M
gpt-oss-20b
665.0 pts/$
$0.08/M
Vendor risk
Mixed exposure
One or more vendors flagged
DeepSeek
$3.4B·Tier 1
OpenAI
$840.0B·Tier 1
Head to head
4 benchmarks · 2 models
R1gpt-oss-20b
Chatbot Arena Elo · Overall
R1 leads by +80.5
R1
1398.1
gpt-oss-20b
1317.6
GPQA diamond
R1 leads by +12.6
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
R1
62.3
gpt-oss-20b
49.7
OTIS Mock AIME 2024-2025
gpt-oss-20b leads by +11.9
OTIS Mock AIME 2024-2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
R1
53.3
gpt-oss-20b
65.2
WeirdML
gpt-oss-20b leads by +4.4
WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns.
R1
36.5
gpt-oss-20b
40.9
Full benchmark table
| Benchmark | R1 | gpt-oss-20b |
|---|---|---|
Chatbot Arena Elo · Overall | 1398.1 | 1317.6 |
GPQA diamond Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs. | 62.3 | 49.7 |
OTIS Mock AIME 2024-2025 OTIS Mock AIME 2024-2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills. | 53.3 | 65.2 |
WeirdML WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns. | 36.5 | 40.9 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $0.70 | $2.50 | 64K tokens (~32 books) | $11.50 | |
| $0.03 | $0.13 | 131K tokens (~66 books) | $0.55 |