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MetaText Generation/v1/ai/chat

Llama 4 Maverick

Access Llama 4 Maverick through one API key. Meta's most capable open-weight model.

Meta's larger open-weight model. More capable than Scout with a massive 1M context window.

No credit card required. Takes 30 seconds.

2,400+

Developers

1.2M+

API calls served

100+

Endpoints

$0.01

Per call

Yep, that's it.

Try it live

Send a message and see Llama 4 Maverick respond in real time.

POST/v1/ai/chat

Maximum tokens in the response.

Real-time tokens

Hit "Send Request" to see the response

Context Window

1.0M tokens

Max Output

16K tokens

Input Price

$0.21 / 1M tokens

Output Price

$0.84 / 1M tokens

Strengths

Open-weight

Meta releases Llama 4 Maverick with open weights, so teams can validate behavior against a published model and avoid lock-in to a single closed system.

1M context

A 1,048,576-token context window lets Maverick process very large documents, codebases, or conversation histories in one request, with up to 16,384 output tokens.

Stronger than Scout

Maverick is the more capable of Meta's Llama 4 pair, outperforming the smaller Scout on reasoning and general tasks while keeping open weights.

Competitive pricing

At $0.21 per 1M input and $0.84 per 1M output tokens, it delivers frontier-scale context and open-weight flexibility at a low price point.

Quick start

Copy this snippet and start making calls with Llama 4 Maverick.

const res = await fetch('https://api.yepapi.com/v1/ai/chat', {
  method: 'POST',
  headers: {
    'x-api-key': 'YOUR_API_KEY',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
    "model": "meta-llama/llama-4-maverick",
    "messages": [
      {
        "role": "user",
        "content": "Explain API gateways in 2 sentences."
      }
    ],
    "maxTokens": 256
  }),
});
const { data } = await res.json();
console.log(data.message.content);

Why use Llama 4 Maverick through YepAPI?

One API key for all models — no separate accounts
OpenAI SDK compatible — just change the base URL
No monthly minimums — pay per token
Switch models with one line of code
Full provider passthrough — citations, search results, and all extras included
Streaming and non-streaming support on every model
Works with Cursor, Claude, LangChain, and any LLM tool
Unified billing across all providers

Llama 4 Maverick API: Meta's capable open-weight model with 1M context

Llama 4 Maverick is the larger and more capable model in Meta's Llama 4 release, an open-weight model with a million-token context window aimed at teams that want capability without closed-system lock-in.

Through YepAPI you access Llama 4 Maverick on one OpenAI-compatible endpoint at $0.21 per 1M input and $0.84 per 1M output tokens, with a 1,048,576-token context window.

What is Llama 4 Maverick?

Llama 4 Maverick is Meta's higher-tier Llama 4 model, sitting above the smaller Llama 4 Scout in capability. As an open-weight model, its parameters are published, which appeals to teams that value transparency, the option to self-host, and freedom from dependence on any single closed provider. Maverick pairs that openness with a 1,048,576-token context window and up to 16,384 output tokens, letting it reason over very large inputs. It is positioned as a general-purpose model strong on reasoning, instruction following, and coding, making it a flexible default for builders who prefer the open Llama ecosystem.

Build with Llama 4 Maverick via YepAPI

Call Llama 4 Maverick through YepAPI's OpenAI-compatible /v1/ai/chat endpoint. Point your OpenAI SDK at YepAPI, set the model string to llama-maverick, and you are running Meta's open-weight model; switching to any other model later is a single-string edit. One YepAPI key also covers every other model plus SEO, SERP, and web-scraping tools, so you can prototype on Maverick and route specific tasks elsewhere without changing providers or keys.

Llama 4 Maverick API pricing — $0.21 / $0.84 per 1M tokens

Llama 4 Maverick costs $0.21 per 1M input tokens and $0.84 per 1M output tokens on YepAPI. That pricing is notable given the million-token context and open-weight pedigree: it lets you feed very large inputs affordably while keeping the option to compare against a publicly available model. For long-context summarization and analysis, the low input rate keeps the dominant cost manageable at scale.

Llama 4 Maverick for open-weight, long-context builds

Maverick suits teams that want a capable, transparent model for long-context work: analyzing large documents or entire codebases, multi-turn assistants with long histories, and general reasoning where the published weights aid evaluation and reduce lock-in risk. It is also a sensible benchmark, since its open nature makes its behavior easier to study. The 1M window means heavy chunking is rarely needed for large inputs.

Try Llama 4 Maverick free

New YepAPI accounts include $5 of free credit with no card required. That covers testing Llama 4 Maverick's million-token context on your real workloads and comparing it head-to-head with other models before you commit.

Start generating in 30 seconds

$5 free credit on signup. No credit card required. Pay per call.

What developers say

Switched from SerpAPI and cut our SERP costs by 80%. Same data quality, way simpler billing.

Marcus T.

SEO Platform Founder

One API key for AI models, SERP data, and web scraping. Saved us from managing 4 separate providers.

Priya S.

Full-Stack Developer

The $5 free credit let us prototype our entire rank tracking feature before committing. No other API does that.

Jake R.

Indie Hacker

Frequently asked questions

Meta's larger open-weight model. More capable than Scout with a massive 1M context window.

Input tokens cost $0.21 per 1M tokens and output tokens cost $0.84 per 1M tokens through YepAPI. No monthly minimums — you only pay for what you use.

Sign up for a free API key, then send requests to the /v1/ai/chat endpoint.

Llama 4 Maverick supports a 1.0M token context window with up to 16K output tokens per request.

Ready to use Llama 4 Maverick?

$5 free credit on signup. No credit card required. Pay per call.

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