Thanks again for pointing me to the right direction. Adding $req->header('Ocp-Apim-Subscription-Key'=>$BingKey); brings me a bit further. Still something is wrong and the error message is a bit obscure to me. 


Connecting to Bing for: https://api.cognitive.microsoft.com/bing/v5.0/
+search?Hello
HTTP/1.1 400 Bad Request
Cache-Control: private, max-age=0
Date: Mon, 21 Nov 2016 18:39:19 GMT
Vary: Accept-Encoding
Content-Length: 138
Content-Type: application/json; charset=utf-8
Expires: Mon, 21 Nov 2016 18:38:19 GMT
Apim-Request-Id: d3e4c0aa-1a8f-45f4-b3ad-f850296d1651
BingAPIs-Market: de-DE
BingAPIs-TraceId: 726DF5B30CE34AF9BBF48A5584E5068C
Client-Date: Mon, 21 Nov 2016 18:39:20 GMT
Client-Peer: 52.174.60.141:443
Client-Response-Num: 1
Client-SSL-Cert-Issuer: /C=US/ST=Washington/L=Redmond/O=Microsoft Corp
+oration/OU=Microsoft IT/CN=Microsoft IT SSL SHA2
Client-SSL-Cert-Subject: /CN=api.cognitive.microsoft.com
Client-SSL-Cipher: ECDHE-RSA-AES256-SHA384
Client-SSL-Socket-Class: IO::Socket::SSL
P3P: CP="NON UNI COM NAV STA LOC CURa DEVa PSAa PSDa OUR IND"
Strict-Transport-Security: max-age=31536000; includeSubDomains; preloa
+d
X-MSAPI-UserState: eaa0
X-MSEdge-ClientID: 3266EAB9C91A686D383EE36DC87C69F7
X-MSEdge-Ref: Ref A: 726DF5B30CE34AF9BBF48A5584E5068C Ref B: 0E8655691
+1C74DC2F6EACB35EBB37432 Ref C: Mon Nov 21 10:39:19 2016 PST

{"_type": "ErrorResponse", "errors": [{"code": "RequestParameterMissin
+g", "message": "Required parameter is missing.", "parameter": "q"}]}

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In reply to Re^6: New Bing Search Api (5) by Anonymous Monk
in thread New Bing Search Api (5) by Anonymous Monk

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