Laguna S 2.1 is now available on AI Gateway
Quick Answer
Laguna S 2.1 from Poolside is now available on AI Gateway, featuring a free version with a 256K context window and a paid version with a 1M context window.
Quick Take
This open-weight Mixture-of-Experts model excels in coding tasks, achieving 70.2% on 2.1, and offers a unified API for efficient usage tracking and cost management.
Key Points
- Two versions of Laguna S 2.1: free (256K context) and paid (1M context).
- Model specializes in coding, debugging, and MLOps tasks with high performance.
- Achieved 70.2% on Terminal-Bench 2.1 and 78.5% on Multilingual.
- AI Gateway offers a unified API with no markup on provider pricing.
- Model leaderboard tracks popular AI models based on token processing volume.
DeepSignal Analysis
What happened
Laguna S 2.1, developed by Poolside, is now accessible on AI Gateway, offering both a free version with a 256K context window and a paid version with a 1M context window. This model is designed for coding tasks and has demonstrated notable performance on various benchmarks.
Key evidence
- Laguna S 2.1 features a free version with a 256K context window and a paid version with a 1M context window.
- The model achieved 70.2% on Terminal-Bench 2.1, indicating its effectiveness in coding tasks.
- AI Gateway provides a unified API for model usage tracking, cost management, and performance optimizations.
Why it matters
The introduction of Laguna S 2.1 on AI Gateway highlights the growing trend of specialized AI models for coding tasks. Its performance metrics suggest it could be a valuable tool for developers, particularly in debugging and MLOps. The availability of both free and paid versions allows for broader accessibility, potentially increasing its adoption in various coding environments.
What to watch
Monitor how Laguna S 2.1 performs in real-world applications, especially in long-running coding tasks. Additionally, observe user feedback on the model's capabilities and the effectiveness of AI Gateway's unified API in managing costs and usage.
📖 Reader Mode
~2 min readLaguna S 2.1 from Poolside is now available on AI Gateway. There are 2 versions of the model available:
Free version (256K context window):
poolside/laguna-s-2.1-freePaid version (1M context window):
poolside/laguna-s-2.1
Laguna S 2.1 is an open-weight Mixture-of-Experts model that supports a context window of up to 1M tokens and runs in thinking and no-thinking modes.
The model specializes in agentic coding and long-running tasks, including writing and debugging code, running tests, building browser-based tooling, and working on MLOps pipelines and AI research. In thinking mode, Laguna S 2.1 reports 70.2% on Terminal-Bench 2.1, 78.5% on SWE-bench Multilingual, and 59.4% on SWE-Bench Pro.
To use Laguna S 2.1, set model to poolside/laguna-s-2.1-free or poolside/laguna-s-2.1 in the AI SDK:
import { streamText } from 'ai';
const result = streamText({
model: 'poolside/laguna-s-2.1',
prompt: 'Fix the flaky test in the payments suite.',
});
AI Gateway provides a unified API for calling models, tracking usage and cost, and configuring retries, failover, and performance optimizations for higher-than-provider uptime. It includes built-in custom reporting, Zero Data Retention support, budgets for API keys, routing rules, and more.
AI Gateway reflects provider pricing with no markup and does not charge a platform fee on inference, including on Bring Your Own Key (BYOK) requests.
Try Laguna S 2.1 in the model playground.
AI Gateway: Track top AI models by usage
The AI Gateway model leaderboard tracks the most popular models over time, ranking them by the total volume of tokens processed across all Gateway traffic.
View the leaderboard
— Originally published at vercel.com
Want this in your inbox every morning?
Daily brief at your local 8am — bilingual EN/中文, free.
More from Vercel AI
See more →
The Agent Stack
The Agent Stack by Vercel AI provides essential building blocks for creating production-grade agents, enabling seamless integration across multiple AI models and secure operations. It features components like AI Gateway for model routing, Workflow SDK for durable execution, and Vercel Connect for scoped access, streamlining agent development and deployment across various platforms.
