Registry / langchain-ai / langchainjs

langchain-ai/langchainjs

TypeScriptLivinggenerated from cc39f56 · fingerprint a635567059c5d4a0

dependency graph · top 24 code files by reach · hover a node

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Files2,496

Code2,152

Deps7,024

Clusters7

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langchainjs dependency tablei

Top 24 code files by reach. Webscore, semantic and constitutive are DeepWeave (engine-scored) columns. Click a row to plot it.

DeepWeave scores

File	Blast radius	Dependents	Dependencies	Webscore	Semantic	Constitutive
★ libs/langchain-core/src/load/map_keys.ts	1,719	5	0	9.6	32%	8%
★ libs/langchain-core/src/load/validation.ts	1,718	2	0	9.6	44%	0%
★ libs/langchain-core/src/load/serializable.ts	1,717	46	2	9.6	46%	1%
★ libs/langchain-core/src/messages/content/base.ts	1,707	4	0	9.6	42%	20%
★ libs/langchain-core/src/messages/content/data.ts	1,704	6	1	9.6	12%	0%
★ libs/langchain-core/src/messages/content/multimodal.ts	1,703	1	1	9.6	53%	31%
★ libs/langchain-core/src/messages/content/tools.ts	1,703	2	1	9.6	25%	34%
★ libs/langchain-core/src/types/type-utils.ts	1,703	2	0	9.6	53%	0%
★ libs/langchain-core/src/messages/content/index.ts	1,702	34	5	9.6	32%	5%
★ libs/langchain-core/src/utils/namespace.ts	1,702	3	0	9.6	90%	0%
★ libs/langchain-core/src/messages/block_translators/utils.ts	1,701	12	1	9.6	15%	3%
★ libs/langchain-core/src/utils/json.ts	1,701	3	0	9.6	38%	0%
★ libs/langchain-core/src/messages/block_translators/data.ts	1,700	2	3	9.6	52%	11%
★ libs/langchain-core/src/errors/index.ts	1,699	13	2	9.6	92%	0%
★ libs/langchain-core/src/messages/ai.ts	1,699	43	7	9.6	42%	1%
★ libs/langchain-core/src/messages/base.ts	1,699	28	8	9.6	21%	0%
★ libs/langchain-core/src/messages/block_translators/anthropic.ts	1,699	2	5	9.6	57%	0%
★ libs/langchain-core/src/messages/block_translators/bedrock_converse.ts	1,699	2	5	9.6	50%	0%
★ libs/langchain-core/src/messages/block_translators/deepseek.ts	1,699	1	4	9.6	49%	11%
★ libs/langchain-core/src/messages/block_translators/google.ts	1,699	1	4	9.6	38%	11%
★ libs/langchain-core/src/messages/block_translators/google_genai.ts	1,699	1	4	9.6	38%	19%
★ libs/langchain-core/src/messages/block_translators/google_vertexai.ts	1,699	1	4	9.6	55%	9%
★ libs/langchain-core/src/messages/block_translators/groq.ts	1,699	1	4	9.6	49%	0%
★ libs/langchain-core/src/messages/block_translators/index.ts	1,699	12	13	9.6	31%	15%

map_keys.ts

selected filerepo average

Click a row to plot it. Each axis is scaled to the top file; scores are webscore/10, semantic and constitutive as %.

Which brain

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SpiderBrain CoreMind

Free · the wedge

Structure, dependencies, blast radius
Keystones and where-to-start
Source-free, deterministic, signed

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Free, no accountGet it

SpiderBrain DeepWeave

Desktop + Pro · the product

Scored

Everything in CoreMind, engine-scored
Webscore, semantic + constitutive relevance
Spike / risk, decisions, memory, rescore-on-push

Desktop app · Pro subscription

Pro pricing (regional)

SpiderBrain UltraMind

Enterprise · future

Soon

Multi-brain, assisted merge
Incremental parse at org scale
Governance and tenancy

Sales-led · SaaS

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Module mapi

Modules by file count

Radial treei

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Top Blast-radius hotspots for langchainjsi

Change these and the most breaks downstream

libs/langchain-core/src/load/map_keys.ts1,719 reach

libs/langchain-core/src/load/validation.ts1,718 reach

libs/langchain-core/src/load/serializable.ts1,717 reach

libs/langchain-core/src/messages/content/base.ts1,707 reach

libs/langchain-core/src/messages/content/data.ts1,704 reach

libs/langchain-core/src/messages/content/multimodal.ts1,703 reach

Where to start on langchainjsi

The keystones a new contributor (or agent) should read first

libs/langchain-core/src/messages/content/tools.ts
libs/langchain-core/src/types/type-utils.ts
libs/langchain-core/src/messages/content/index.ts
libs/langchain-core/src/utils/namespace.ts
libs/langchain-core/src/messages/block_translators/utils.ts

Read langchainjs's brain

Source-free and deterministic: the same commit and engine version reproduce a byte-identical graph. No auth, no source upload.

# read this brain's graph (source-free, no auth)
curl https://spiderbrain.ai/brains/langchain-ai/langchainjs/structure.ndjson

# or in an agent, via the reader
npx @spiderbrain/read impact --brain langchain-ai/langchainjs libs/langchain-core/src/messages/content/tools.ts

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