LLM Reference

SEA-LION V4 27B Instruct

Released
2025-08-25
Last refreshed
2026-06-03
Status
Researched 1d ago
Open SourceMultimodalRAGAgentsLong contextVisionJSON / Tool use

SEA-LION V4 27B Instruct is worth evaluating for rag, agents, and long context when its provider route and context window match the workload.

Use it for

  • Teams evaluating rag, agents, and long context
  • Workloads that can use a 128k context window
  • Buyers comparing 1 tracked provider route

Do not use it for

  • Workloads where another current model has stronger sourced task evidence
Specifications
Family
SEA-LION
Released
2025-08-25
Context
128k
Parameters
27B
Architecture
Decoder Only
Specialization
general
License
Gemma
Training
finetuned
Created by

National AI initiative for Singapore

Singapore
Founded 2017
Website
Pricing
Output / 1M
-
Input / 1M
-

Cheapest of 1 route · Cloudflare Workers AI

About

SEA-LION V4 27B Instruct is AI Singapore's Gemma 3 27B-based regional language model for Southeast Asian language tasks. It extends the SEA-LION line with continued pretraining and post-training for Burmese, Indonesian, Khmer, Lao, Malay, Mandarin, Tagalog, Tamil, Thai, Vietnamese, and English workloads, and is available through Cloudflare Workers AI.

SEA-LION V4 27B Instruct is an open-source model in the SEA-LION family. The structured metadata tracks a 128k-token context window, multimodal input, function calling, tool use, and structured outputs. This page tracks provider routes through Cloudflare Workers AI. No headline benchmark score is tracked for SEA-LION V4 27B Instruct yet.

Top use-case fit: coding, agents, and build tasks

RAG

Included by capability and metadata signals in the decision map.

Agents

Included by capability and metadata signals in the decision map.

Long context

Included by capability and metadata signals in the decision map.

Provider price ladder

Compare API pricing across 1 providers for input and output tokens, batch, and cached reads when available.

ProviderInput / 1MOutput / 1MRoute
Cloudflare Workers AI--
ServerlessPartial

Capabilities

VisionMultimodalFunction CallingTool UseStructured Outputs

Benchmark peer barsfor RAG

No task-mapped benchmark peers are available for this model yet.

Migration checks

No linked migration route is available for this model yet.

Rankings & picks(10)