Laguna S 2.1 vs GPT-5.2-Codex
Detailed technical comparison between Laguna S 2.1 (Poolside) and GPT-5.2-Codex (OpenAI). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.
Comparison Snapshot
Laguna S 2.1
1,048,576 tokensTie
Equal CapabilityTie
Equal SpeedLaguna S 2.1
$0.10 / MTokLaguna S 2.1
Laguna S 2.1 is the latest coding agent model from [Poolside](<https://poolside.ai/>). Laguna S 2.1 is a 118B total parameter model with 8B active parameters, scoring 70.2% on Terminal-Bench 2.1 and...
GPT-5.2-Codex
GPT-5.2-Codex is an upgraded version of GPT-5.1-Codex optimized for software engineering and coding workflows. It is designed for both interactive development sessions and long, independent execution of complex engineering tasks....
Technical Specifications
🏆 = Superior Spec| Specification | Laguna S 2.1 | GPT-5.2-Codex |
|---|---|---|
| Provider | Poolside | OpenAI |
| Context Window | 1,048,576 tokens🏆 | 400,000 tokens |
| Agent Suitability | Not yet benchmarked | Not yet benchmarked |
| Time to First Token (TTFT) | No public TTFT data | No public TTFT data |
| Deployment Model | managed api | managed api |
| Production Stability | Beta Access (est.) | Stable GA (est.) |
| API Available | Yes | Yes |
| Released Date | 2026-07-21 | 2026-01-14 |
API Pricing Comparison
Input Price per Million Tokens
Laguna S 2.1
$0.10
GPT-5.2-Codex
$1.75
Output Price per Million Tokens
Laguna S 2.1
$0.20
GPT-5.2-Codex
$14.00
💡 Cost Ratio: Laguna S 2.1 is 17.5x cheaper per input token than GPT-5.2-Codex.
Want to test both models live?
Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.
Benchmark Performance Metrics
Standardized Scores (0–100%)Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.
Laguna S 2.1 Quirks & Gotchas
No developer gotchas reported.
GPT-5.2-Codex Quirks & Gotchas
No developer gotchas reported.
Explore Other Popular Comparisons
Laguna S 2.1 vs GLM 4.7 Flash
Compare context windows, live API token prices, and benchmark scores.
SIDE-BY-SIDE REVIEWLaguna S 2.1 vs DeepSeek V3.1
Compare context windows, live API token prices, and benchmark scores.
SIDE-BY-SIDE REVIEWLaguna S 2.1 vs Mistral Medium 3.1
Compare context windows, live API token prices, and benchmark scores.
SIDE-BY-SIDE REVIEWLaguna S 2.1 vs Kimi K3
Compare context windows, live API token prices, and benchmark scores.
SIDE-BY-SIDE REVIEWLaguna S 2.1 vs Qwen3 VL 8B Instruct
Compare context windows, live API token prices, and benchmark scores.
SIDE-BY-SIDE REVIEWLaguna S 2.1 vs MiniMax M1
Compare context windows, live API token prices, and benchmark scores.