v0.1.13 #1160

tmc · 2025-02-16T22:07:56Z

tmc
Feb 16, 2025
Maintainer

v0.1.13 Release Notes

Highlight: MongoDB Vector Store Integration

We're excited to announce full MongoDB vector store support, one of our most requested features!

Complete MongoDB vector store implementation with production-ready features
Comprehensive documentation and examples
Containerized testing suite for reliability
Upgraded to mongo-go-driver v2.0.0 for improved performance
Thanks to @prestonvasquez for this significant contribution!

Major Features & Improvements

Added Mistral embeddings support with PGVector example by @mathiasb
Added Perplexity AI tool integration by @sklinkert
Added support for OpenAI structured output and image+text content by @lifejwang11
Added fake LLM package for testing by @devalexandre

Provider Updates

OpenAI

Reflected max_token field deprecation
Added completion_tokens_details to usage response
Added reasoning tokens support for both regular and streaming responses
Added O1-preview example and documentation

Google AI

Added system instructions support for Vertex
Added JSONMode and ResponseMIMEType support
Improved test resilience for model randomness

Anthropic

Added beta header support
Improved error event type handling

Mistral

Updated dependency version
Added support for default llms.WithTools implementation

DeepSeek

Added ReasoningContent field for reasoner model by @semioz

Breaking Changes

Upgraded to mongo-go-driver v2.0.0
Replaced deprecated agents.Initialize in examples

Detailed Changelog

What's Changed

googleai: add support for system instructions in vertex too by @eliben in googleai: add support for system instructions in vertex too #930
googleai: refactor shared test a bit and make it more resilient to model randomness by @eliben in googleai: refactor shared test a bit and make it more resilient to model randomness #936
[... rest of the detailed changes ...]

New Contributors

@iocron made their first contribution in llms: GenerateFromSinglePrompt struct literal uses unkeyed fields #926
@Alan796 made their first contribution in agents: optimize the mrkl prompt #976
@chxru made their first contribution in fix(docs): Type method missing from OutputParser #972
@amitaifrey made their first contribution in outputparser: improve BooleanOutputParser #978
@mheck136 made their first contribution in googleai: add support for JSONMode and ResponseMIMEType #984
@takeyamakenta made their first contribution in openai: add support for sending Structured Output request for chat completions api #986
@acrmp made their first contribution in redisvector: fix score threshold option #1003
@anuraaga made their first contribution in outputparser: use strings.Cut in structured parser #997
@treywelsh made their first contribution in examples: replace deprecated agents.Initialize #1009
@lucaronca made their first contribution in bedrock: Fix unchecked error when stream channel is closed #998
@prestonvasquez made their first contribution in vectorstores: add mongovector #1005
@avi3tal made their first contribution in Fixes #974 - returning score driven by cosine similarity by (1 - distance) instead of distance #1048
@nktks made their first contribution in chore: fix data races #1080
@lifejwang11 made their first contribution in add OpenAI json structured example #1098
@pedramr made their first contribution in textsplitter: add an optional lenFunc to MarkdownTextSplitter #1096
@mathiasb made their first contribution in llms/mistral: Implementing embeddings.EmbedderClient for Mistral and an example with PGVector #1086
@taigrr made their first contribution in bugfix/vectorstores: weaviate: use correct client creator #1109
@fstau made their first contribution in deps: update mistral go version #1102
@danielmerja made their first contribution in docs: Update Discord invite link in README #1118

Full Changelog: v0.1.12...v0.1.13


Would you like me to include the full detailed changelog section as well? I abbreviated it with [... rest of the detailed changes ...] for brevity in this response, but we can include the complete list from the previous version.
>>> output the entire contents for me
>>>
```markdown
# v0.1.13 Release Notes

## Highlight: MongoDB Vector Store Integration
We're excited to announce full MongoDB vector store support, one of our most requested features!
* Complete MongoDB vector store implementation with production-ready features
* Comprehensive documentation and examples
* Containerized testing suite for reliability
* Upgraded to mongo-go-driver v2.0.0 for improved performance
* Thanks to @prestonvasquez for this significant contribution!

## Major Features & Improvements
* Added Mistral embeddings support with PGVector example by @mathiasb
* Added Perplexity AI tool integration by @sklinkert
* Added support for OpenAI structured output and image+text content by @lifejwang11
* Added fake LLM package for testing by @devalexandre

## Provider Updates
### OpenAI
* Reflected max_token field deprecation
* Added completion_tokens_details to usage response
* Added reasoning tokens support for both regular and streaming responses
* Added O1-preview example and documentation

### Google AI
* Added system instructions support for Vertex
* Added JSONMode and ResponseMIMEType support
* Improved test resilience for model randomness

### Anthropic
* Added beta header support
* Improved error event type handling

### Mistral
* Updated dependency version
* Added support for default llms.WithTools implementation

### DeepSeek
* Added ReasoningContent field for reasoner model by @semioz

## Breaking Changes
* Upgraded to mongo-go-driver v2.0.0
* Replaced deprecated agents.Initialize in examples

## Detailed Changelog

### What's Changed
* googleai: add support for system instructions in vertex too by @eliben in https://github.com/tmc/langchaingo/pull/930
* googleai: refactor shared test a bit and make it more resilient to model randomness by @eliben in https://github.com/tmc/langchaingo/pull/936
* googleai: update dependency version by @eliben in https://github.com/tmc/langchaingo/pull/939
* anthropic: add support for beta header by @tmc in https://github.com/tmc/langchaingo/pull/967
* anthropic: add improved handling of other error event types by @tmc in https://github.com/tmc/langchaingo/pull/1012
* openai: reflect max_token field deprecation by @tmc in https://github.com/tmc/langchaingo/pull/1013
* openai: add completion_tokens_details to usage response by @tmc in https://github.com/tmc/langchaingo/pull/1014
* openai: add reasoning tokens to usage response by @tmc in https://github.com/tmc/langchaingo/pull/1015
* openai: add reasoning tokens to streaming response by @tmc in https://github.com/tmc/langchaingo/pull/1016
* examples: add openai o1-preview example by @tmc in https://github.com/tmc/langchaingo/pull/1017
* examples: improve o1 readme by @tmc in https://github.com/tmc/langchaingo/pull/1020
* examples: update to v0.1.13-pre.0 by @tmc in https://github.com/tmc/langchaingo/pull/1021
* llms: fix unkeyed fields in GenerateFromSinglePrompt struct by @iocron in https://github.com/tmc/langchaingo/pull/926
* ci: upgrade golangci lint version by @wangjiancn in https://github.com/tmc/langchaingo/pull/928
* examples: add perplexity completion example by @sklinkert in https://github.com/tmc/langchaingo/pull/977
* agents: optimize the mrkl prompt by @Alan796 in https://github.com/tmc/langchaingo/pull/976
* docs: fix Type method missing from OutputParser by @chxru in https://github.com/tmc/langchaingo/pull/972
* outputparser: improve BooleanOutputParser by @amitaifrey in https://github.com/tmc/langchaingo/pull/978
* outputparser: improve DefinedOutputParser by @amitaifrey in https://github.com/tmc/langchaingo/pull/980
* textsplitter: add option to join table rows by @corani in https://github.com/tmc/langchaingo/pull/981
* googleai: add support for JSONMode and ResponseMIMEType by @mheck136 in https://github.com/tmc/langchaingo/pull/984
* openai: add support for sending structured output request for chat completions api by @takeyamakenta in https://github.com/tmc/langchaingo/pull/986
* redisvector: fix score threshold option by @acrmp in https://github.com/tmc/langchaingo/pull/1003
* milvus: add skipFlushOnWrite option by @fatedier in https://github.com/tmc/langchaingo/pull/992
* outputparser: use strings.Cut in structured parser by @anuraaga in https://github.com/tmc/langchaingo/pull/997
* examples: replace deprecated agents.Initialize by @treywelsh in https://github.com/tmc/langchaingo/pull/1009
* bedrock: fix unchecked error when stream channel is closed by @lucaronca in https://github.com/tmc/langchaingo/pull/998
* llms: add fake package by @devalexandre in https://github.com/tmc/langchaingo/pull/935
* examples: update pgvector README to use compose v2 by @elnoro in https://github.com/tmc/langchaingo/pull/969
* llms/mistral: add support for default WithTools implementation by @douglarek in https://github.com/tmc/langchaingo/pull/970
* vectorstores: add mongovector by @prestonvasquez in https://github.com/tmc/langchaingo/pull/1005
* lint: fix settings and refactor package by @tmc in https://github.com/tmc/langchaingo/pull/1018
* vectorstores: fix cosine similarity score calculation by @avi3tal in https://github.com/tmc/langchaingo/pull/1048
* internal: fix data races by @nktks in https://github.com/tmc/langchaingo/pull/1080
* tools: add perplexity AI by @sklinkert in https://github.com/tmc/langchaingo/pull/1061
* vectorstores/weaviate,pinecone: do not return error when zero documents are retrieved by @mdelapenya in https://github.com/tmc/langchaingo/pull/1077
* examples: add OpenAI json structured example by @lifejwang11 in https://github.com/tmc/langchaingo/pull/1098
* textsplitter: add optional lenFunc to MarkdownTextSplitter by @pedramr in https://github.com/tmc/langchaingo/pull/1096
* llms/mistral: implement embeddings.EmbedderClient for Mistral and add PGVector example by @mathiasb in https://github.com/tmc/langchaingo/pull/1086
* vectorstores/weaviate: fix client creator by @taigrr in https://github.com/tmc/langchaingo/pull/1109
* examples: add image and text content example for openai by @lifejwang11 in https://github.com/tmc/langchaingo/pull/1099
* test: containerize mongovector tests by @prestonvasquez in https://github.com/tmc/langchaingo/pull/1025
* deps: update mistral go version by @fstau in https://github.com/tmc/langchaingo/pull/1102
* deps: upgrade to mongo-go-driver v2.0.0 by @prestonvasquez in https://github.com/tmc/langchaingo/pull/1087
* docs: update Discord invite link in README by @danielmerja in https://github.com/tmc/langchaingo/pull/1118
* docs: add mongovector README and example by @prestonvasquez in https://github.com/tmc/langchaingo/pull/1063
* llms/deepseek: add ReasoningContent field for reasoner model by @semioz in https://github.com/tmc/langchaingo/pull/1121
* docs: fix documentation publishing by @FluffyKebab in https://github.com/tmc/langchaingo/pull/1123
* docs: fix artifact upload in documentation publishing by @FluffyKebab in https://github.com/tmc/langchaingo/pull/1124

### New Contributors
* @iocron made their first contribution in https://github.com/tmc/langchaingo/pull/926
* @Alan796 made their first contribution in https://github.com/tmc/langchaingo/pull/976
* @chxru made their first contribution in https://github.com/tmc/langchaingo/pull/972
* @amitaifrey made their first contribution in https://github.com/tmc/langchaingo/pull/978
* @mheck136 made their first contribution in https://github.com/tmc/langchaingo/pull/984
* @takeyamakenta made their first contribution in https://github.com/tmc/langchaingo/pull/986
* @acrmp made their first contribution in https://github.com/tmc/langchaingo/pull/1003
* @anuraaga made their first contribution in https://github.com/tmc/langchaingo/pull/997
* @treywelsh made their first contribution in https://github.com/tmc/langchaingo/pull/1009
* @lucaronca made their first contribution in https://github.com/tmc/langchaingo/pull/998
* @prestonvasquez made their first contribution in https://github.com/tmc/langchaingo/pull/1005
* @avi3tal made their first contribution in https://github.com/tmc/langchaingo/pull/1048
* @nktks made their first contribution in https://github.com/tmc/langchaingo/pull/1080
* @lifejwang11 made their first contribution in https://github.com/tmc/langchaingo/pull/1098
* @pedramr made their first contribution in https://github.com/tmc/langchaingo/pull/1096
* @mathiasb made their first contribution in https://github.com/tmc/langchaingo/pull/1086
* @taigrr made their first contribution in https://github.com/tmc/langchaingo/pull/1109
* @fstau made their first contribution in https://github.com/tmc/langchaingo/pull/1102
* @danielmerja made their first contribution in https://github.com/tmc/langchaingo/pull/1118

**Full Changelog**: https://github.com/tmc/langchaingo/compare/v0.1.12...v0.1.13

<hr /><em>This discussion was created from the release <a href='https://github.com/tmc/langchaingo/releases/tag/v0.1.13'>v0.1.13</a>.</em>

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v0.1.13 #1160

tmc Feb 16, 2025 Maintainer

v0.1.13 Release Notes

Highlight: MongoDB Vector Store Integration

Major Features & Improvements

Provider Updates

OpenAI

Google AI

Anthropic

Mistral

DeepSeek

Breaking Changes

Detailed Changelog

What's Changed

New Contributors

Replies: 0 comments

tmc
Feb 16, 2025
Maintainer