Meta: Llama 4 Scout

Llama 4 Scout 17B Instruct (16E) is a mixture-of-experts (MoE) language model developed by Meta, activating 17 billion parameters out of a total of 109B.

Context
1.3M
Max output
16K
Input price
$0.1/1M tokens
Output price
$0.3/1M tokens

Capabilities

Reasoning & Interaction
Tool Calling
Output Control
Structured Output
JSON Mode

Details

Model IDmeta-llama/llama-4-scout
Provider OpenRouter
Creator meta-llama
Familyllama-4
License—
Status—
Typechat
Input modalitiestext, image
Output modalitiestext
Open weight—
Parameters—
Architecture—
Context window1.3M tokens
Max input—
Max output16K tokens
Reasoning tokens—
Knowledge cutoff—
Release date
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Pricing

Input
$0.1
Output
$0.3
Cache write
—
Cache read
$0.06
Batch in
—
Batch out
—

Family Comparison: llama-4

ModelContextMax outPricing
Meta: Llama 4 Scout1.3M16K$0.1$0.3
Meta: Llama 4 Maverick524K16K$0.19$0.65

API

GET/v1/models/openrouter/meta-llama/llama-4-scout

Meta: Llama 4 Scout

meta-llama/llama-4-scout

Llama 4 Scout 17B Instruct (16E) is a mixture-of-experts (MoE) language model developed by Meta, activating 17 billion parameters out of a total of 109B.

Changes · 11 entries
meta-llama/llama-4-scoutupdateca7a400Nov 2, 2026, 03:02 AM
context_window327680→1310720
pricinginput$0.08→$0.1cached input$0.055
meta-llama/llama-4-scoutupdate03ad82bOct 17, 2026, 06:33 AM
max_output_tokens117964→16384
pricinginput$0.18→$0.1output$0.59→$0.3
meta-llama/llama-4-scoutupdate29d19afOct 13, 2026, 06:43 AM
max_output_tokens16384→117964
pricinginput$0.1→$0.18output$0.3→$0.59
meta-llama/llama-4-scoutupdate639b255Sep 1, 2026, 11:11 AM
max_output_tokens8192→16384
pricinginput$0.11→$0.1output$0.34→$0.3
meta-llama/llama-4-scoutupdatee3d7dedAug 31, 2026, 04:13 AM
max_output_tokens16384→8192
pricinginput$0.1→$0.11output$0.3→$0.34cached input$0.055
meta-llama/llama-4-scoutupdatebf78dcfJul 25, 2026, 05:49 AM
context_window10000000→1310720
meta-llama/llama-4-scoutupdated68a4f1Jun 10, 2026, 02:10 AM
pricinginput$0.08→$0.1
meta-llama/llama-4-scoutupdate73d11c6May 18, 2026, 03:39 AM
context_window327680→10000000
meta-llama/llama-4-scoutupdate1cd659eMar 24, 2026, 04:19 AM
capabilitiesjson modeyes
meta-llama/llama-4-scoutupdate2b100acMar 23, 2026, 05:30 AM
model_typechat
release_date2025-04-05
taglineLlama 4 Scout 17B Instruct (16E) is a mixture-of-experts ...
tools["function_calling"]
meta-llama/llama-4-scoutcreate7f5c66fMar 21, 2026, 05:16 AM