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feat(community): Permit bedrock application inference profiles #7822

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Merged
merged 4 commits into from
Mar 17, 2025
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feat(community): Permit bedrock application inference profiles #7822

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926451e
#7809: Permit bedrock application inference profiles
bioshazard Mar 10, 2025
fde283c
#7809: Permit bedrock application inference profiles
bioshazard Mar 13, 2025
a96bc32
#7809: Permit bedrock application inference profiles
bioshazard Mar 13, 2025
7d568aa
Merge branch 'main' into 7809-bedrock-model-alias-aip
jacoblee93 Mar 17, 2025
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4 changes: 4 additions & 0 deletions libs/langchain-community/src/chat_models/bedrock/web.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -635,6 +635,10 @@ export class BedrockChat
this.guardrailIdentifier =
fields?.guardrailIdentifier ?? this.guardrailIdentifier;
this.guardrailConfig = fields?.guardrailConfig;
// Permit Application Inference Profile override (expects to be url-encoded)
if (fields?.modelAlias) {
this.model = fields?.modelAlias;
}
}

override invocationParams(options?: this["ParsedCallOptions"]) {
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6 changes: 6 additions & 0 deletions libs/langchain-community/src/utils/bedrock/index.ts
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Expand Up @@ -117,6 +117,12 @@ export interface BaseBedrockInput {
*/
model: string;

/** Optional URL Encoded model alias to use. Necessary for invoking an Application Inference Profile
For example, "arn%3Aaws%3Abedrock%3Aus-east-1%3A1234567890%3Aapplication-inference-profile%2Fabcdefghi", will override this.model in final /invoke URL call.
Must still provide `model` as normal modelId to benefit from all the metadata.
*/
modelAlias?: string;
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Should we call this applicationInferenceProfile?

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@bioshazard bioshazard Mar 13, 2025 •
edited
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Works for me. Figured to make the url override generic tho application inference profile is the only use case today. I'll push the change today if y'all don't beat me to it

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@bioshazard bioshazard Mar 13, 2025 •
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@jacoblee93 ok I pushed an update to rename as suggested. Still working fine in testing in my app. Thanks!

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@bioshazard bioshazard Mar 17, 2025 •
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@jacoblee93 friendly bump, hoping to stay w/ LangChain as we migrate to App Inf profiles. Gotta deliver this soon. Thanks!

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Will try to get this in today thanks!


/** The AWS region e.g. `us-west-2`.
Fallback to AWS_DEFAULT_REGION env variable or region specified in ~/.aws/config in case it is not provided here.
*/
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