Meta: Llama 3.3 70B Instruct

💰 Budget ClassOpen Weights

DEVELOPED BY: Meta • LAST UPDATED: 9/1/2026

Compare Model

CCI (Capability)45.4Consensus: N/A

Context Window131,072Max token length

In/Out Pricing$0.71/$0.71Blended cost/1M: $0.71

Pulse (Popularity)67/100Adoption + discussion proxy

Model Description

OpenRouter model gateway for Meta: Llama 3.3 70B Instruct.

Domain Averages

Reasoning48.5%

Coding40.6%

Math24.7%

Preference67.6%

Jury & Benchmark Signals

Source / Harness	Score
GPQA-Diamond	48%
Humanity's Last Exam	45%
MMLU-Pro	81%
SWE-bench Verified	30%
LiveCodeBench	38%
AIME	32%
LMArena style-controlled Elo	1230

Supported Modalities

INPUT:

text

OUTPUT:

text

Search Tags

#text#open-weight#chat

How to Use This Model

Python SDK Integration:

import openai

client = openai.OpenAI(
  base_url="https://openrouter.ai/api/v1",
  api_key="YOUR_OPENROUTER_KEY"
)

response = client.chat.completions.create(
  model="meta-llama/llama-3.3-70b-instruct",
  messages=[
    {"role": "user", "content": "Explain quantum entanglement in 1 sentence."}
  ]
)

cURL Terminal Request:

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "meta-llama/llama-3.3-70b-instruct",
    "messages": [
      {"role": "user", "content": "Hello!"}
    ]
  }'

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