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Use @aws-sdk/credential-providers for smarter credential discovery that works with instance metadata #20

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Merged
danielnaab merged 1 commit into from
Oct 7, 2025
Merged

Use @aws-sdk/credential-providers for smarter credential discovery that works with instance metadata #20

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2 changes: 2 additions & 0 deletions packages/forms/package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,8 @@
},
"dependencies": {
"@ai-sdk/amazon-bedrock": "^3.0.30",
"@aws-sdk/credential-providers": "^3.901.0",
"@aws-sdk/types": "^3.901.0",
"@flexion/forms-common": "workspace:*",
"@flexion/forms-database": "workspace:*",
"ai": "^5.0.59",
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18 changes: 16 additions & 2 deletions packages/forms/src/llm/providers/bedrock.ts
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Original file line number Diff line number Diff line change
@@ -1,4 +1,6 @@
import { createAmazonBedrock } from '@ai-sdk/amazon-bedrock';
import { fromNodeProviderChain } from '@aws-sdk/credential-providers';
import type { AwsCredentialIdentityProvider } from '@aws-sdk/types';
import type { LanguageModel } from 'ai';

/**
Expand All @@ -7,6 +9,14 @@ import type { LanguageModel } from 'ai';
export type BedrockConfig = {
modelId: string;
region: string;
/**
* Optional credential provider for AWS authentication.
* Defaults to fromNodeProviderChain() which automatically handles:
* - Environment variables (local development)
* - IAM roles (App Runner, ECS, EKS, EC2)
* - Shared credentials file
*/
credentialProvider?: AwsCredentialIdentityProvider;
};

/**
Expand All @@ -32,7 +42,11 @@ export const DEFAULT_BEDROCK_CONFIG: BedrockConfig = {
export const createBedrockModel = (
config: Partial<BedrockConfig> = {}
): LanguageModel => {
const { modelId, region } = { ...DEFAULT_BEDROCK_CONFIG, ...config };
const bedrock = createAmazonBedrock({ region });
const {
modelId,
region,
credentialProvider = fromNodeProviderChain(),
} = { ...DEFAULT_BEDROCK_CONFIG, ...config };
const bedrock = createAmazonBedrock({ region, credentialProvider });
return bedrock(modelId);
};
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