Llama 3.1 8B Instruct (CoreWeave) API

CoreWeave · serves llama-3.1-8b

Pricing

textfunction-calling

Price verified 2026-09-05 (0 days ago) · sourcecorroborated

Sources

Two independent sources agree within 20%.

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Call it

Served via OpenRouter, pinned to CoreWeave — the provider these prices are resolved from. Set OPENROUTER_API_KEY. Provider page.

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "meta-llama/llama-3.1-8b-instruct",
    "messages": [{"role": "user", "content": "Hello"}],
    "provider": {"only": ["CoreWeave"], "allow_fallbacks": false}
  }'

from openai import OpenAI  # pip install openai

client = OpenAI(
    base_url="https://openrouter.ai/api/v1",
    api_key="...",  # OPENROUTER_API_KEY
)
resp = client.chat.completions.create(
    model="meta-llama/llama-3.1-8b-instruct",
    messages=[{"role": "user", "content": "Hello"}],
    extra_body={"provider": {"only": ["CoreWeave"], "allow_fallbacks": false}},
)
print(resp.choices[0].message.content)

Price unchanged since 2026-09-03 — 1 point on record.

Use this data

Raw JSON for this page: llama-3.1-8b.json. Free to reuse under CC BY 4.0 with attribution to apipriceindex.com.