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vlangchain-fireworks==1.4.0 scope: langchain-fireworks Feature

This release adds 1 notable feature for engineering teams evaluating rollout.

✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Topics

agents ai ai-agents anthropic chatgpt deepagents
+11 more
enterprise gemini generative-ai langchain langgraph llm multiagent openai pydantic python typescript

Affected surfaces

deps breaking_upgrade

ReleasePort's take

Moderate signal
editorial:auto 14d

langchain-fireworks 1.4.0 adds ContextOverflowError handling for overlong prompts and requires migration to fireworks-ai 1.x SDK. Dependency updates for idna, langsmith, requests, urllib3, and langchain-core are included.

Why it matters: Upgrade to 1.4.0 and add ContextOverflowError handling to code. Migrate to fireworks-ai 1.x SDK; dependency updates maintain compatibility.

Summary

AI summary

Fixed prompt-too-long by raising ContextOverflowError.

Changes in this release

Feature Medium

migrate to `fireworks-ai` 1.x SDK

migrate to `fireworks-ai` 1.x SDK

Source: granite4.1:8b-q6_K@2026-05-21

Confidence: high

Dependency Medium

bump idna from 3.10 to 3.15 in /libs/partners/fireworks

bump idna from 3.10 to 3.15 in /libs/partners/fireworks

Source: granite4.1:8b-q6_K@2026-05-21

Confidence: low

Dependency Medium

bump langsmith from 0.7.31 to 0.8.0 in /libs/partners/fireworks

bump langsmith from 0.7.31 to 0.8.0 in /libs/partners/fireworks

Source: granite4.1:8b-q6_K@2026-05-21

Confidence: low

Dependency Medium

bump requests from 2.33.1 to 2.34.0 in /libs/partners/fireworks

bump requests from 2.33.1 to 2.34.0 in /libs/partners/fireworks

Source: granite4.1:8b-q6_K@2026-05-21

Confidence: low

Dependency Medium

bump urllib3 from 2.6.3 to 2.7.0 in /libs/partners/fireworks

bump urllib3 from 2.6.3 to 2.7.0 in /libs/partners/fireworks

Source: granite4.1:8b-q6_K@2026-05-21

Confidence: low

Dependency Medium

bump langchain-core from 1.3.2 to 1.3.3 in /libs/partners/fireworks

bump langchain-core from 1.3.2 to 1.3.3 in /libs/partners/fireworks

Source: granite4.1:8b-q6_K@2026-05-21

Confidence: low

Performance Medium

harden Dependabot version-bound preservation

harden Dependabot version-bound preservation

Source: granite4.1:8b-q6_K@2026-05-21

Confidence: low

Bugfix Medium

raise `ContextOverflowError` on prompt-too-long

raise `ContextOverflowError` on prompt-too-long

Source: granite4.1:8b-q6_K@2026-05-21

Confidence: high

Full changelog

Changes since langchain-fireworks==1.3.1

release(fireworks): 1.4.0 (#37582)
feat(fireworks): migrate to fireworks-ai 1.x SDK (#37581)
chore(model-profiles): refresh model profile data (#37574)
chore: bump idna from 3.10 to 3.15 in /libs/partners/fireworks (#37527)
ci(infra): harden Dependabot version-bound preservation (#37510)
fix(fireworks): raise ContextOverflowError on prompt-too-long (#37458)
chore: bump langsmith from 0.7.31 to 0.8.0 in /libs/partners/fireworks (#37404)
chore: bump requests from 2.33.1 to 2.34.0 in /libs/partners/fireworks (#37355)
chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/partners/fireworks (#37339)
chore: bump langchain-core from 1.3.2 to 1.3.3 in /libs/partners/fireworks (#37279)

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