GPT-5.2 vs Beam 1.0 501B-A23B FP8

Change models
GPT-5.2OpenAI
Beam 1.0 501B-A23B FP8Reflection AI
IndexAll categories, out of 100.
59.0 ±2.3
59.2 ±5.4 best
GapIndex points below the top.
−0.2 · no clear gap
Top
CoverageIndex weight that has results.
100% best
85%
SpeedOutput tokens per second.
45/s
—
EloLMArena rating and rank.
1412
—
ReleasedMonth of release.
2025-12
2026-10
Input / 1MUS dollars per 1M input tokens.
$1.75
—
Output / 1MUS dollars per 1M output tokens.
$14.00
—
Batch output / 1MBatch price per 1M output tokens.
$7.00
—
1K chats2K tokens in, 500 out, each.
$10.50
—
1K documents20K tokens in, 1K out, each.
$49.00
—
1K agent tasks200K tokens in, 20K out, each.
$630.00
—
ContextMaximum tokens in one request.
400K
1M best
AgenticMulti-step tasks with tools.
55.3
55.4 best
CodingCode writing and repair.
61.0
61.4 best
ReasoningLogic problems and puzzles.
63.8
64.3 best
MultimodalTasks with images and text.
51.5
—
KnowledgeFacts and expert knowledge.
60.6 best
60.3
MultilingualTasks in many languages.
51.7
—
InstructionTasks with strict prompt rules.
55.5
64.4 best
MathMath problems.
62.6 best
55.8

Benchmarks

5 shared
Only GPT-5.2: 94Only Beam 1.0 501B-A23B FP8: 13
GPT-5.2
Beam 1.0 501B-A23B FP8
82.7% best23 / 217
79.4%51 / 217
11.6%59 / 214
17.4% best41 / 214
80.0%22 / 114
80.2% best19 / 114
55.6%53 / 83
65.9% best13 / 83
BrowseCompAgentic
65.8%48 / 63
76.7% best36 / 63